President Donald Trump, center, with first lady Melania Trump and their son Barron Trump, responds to a reporter's question upon arrival at the White House in Washington, from Camp David in Maryland, June 18, 2017.
President Donald Trump, center, with first lady Melania Trump and their son Barron Trump, responds to a reporter's question upon arrival at the White House in Washington, from Camp David in Maryland, June 18, 2017.

Developments in Washington, D.C., over the weekend include President Donald Trump's lawyer denying the president is under investigation, the health status of injured Congressman Steve Scalise improving to serious, Russian President Vladimir Putin saying Trump's Cuba policy hearken to Cold War rhetoric, Milwaukee Sheriff David Clarke withdrawing from a position at the Department of Homeland Security, and a very close race for a U.S. legislative seat in Georgia this week.

WATCH: Did Trump confirm he is under investigation? 

?Trump Lawyer: President Not Under Investigation — U.S. President Donald Trump is not under investigation by the prosecutor probing Russian meddling in last year's election and his possible obstruction of justice, one of his lawyers said Sunday, contradicting Trump's own tweet acknowledging the probe. Attorney Jay Sekulow told NBC and CNN in interviews that Trump "is not under investigation by the special counsel," Robert Mueller, although Trump said Friday that Mueller is investigating him.

Supporters of House Majority Whip Steve Scalise, R
Supporters of House Majority Whip Steve Scalise, R-La., hold signs before the congressional baseball game, June 15, 2017, in Washington. The annual GOP-Democrats baseball game raises money for charity.

?Congressman Shot on Ball Field Is Recuperating — The U.S. congressman who was shot and seriously injured in an attack on Republican lawmakers is showing “signs of improvement,” hospital officials said Saturday. Representative Steve Scalise, a member of the House Republican leadership, underwent more surgery Saturday, according to officials at the hospital in the nation’s capital where he was admitted after Wednesday’s attack on a sports field in nearby Virginia. A statement released by the MedStar Washington Hospital Center said Scalise’s condition had been upgraded, and that he was now listed as serious, rather than critical.

Russia Says Trump Using 'Cold War Rhetoric' on Cuba — The Russian Foreign Ministry has criticized Trump's decision to freeze a detente with Cuba and his verbal attack on the Caribbean island's leaders. Russia's Foreign Ministry said in a statement Sunday that Trump is "returning us to the forgotten rhetoric of the Cold War." The statement says that "It's clear the anti-Cuba discourse is still widely needed. This can only induce regret."

David Clarke, Sheriff of Milwaukee County, Wis., s
David Clarke, Sheriff of Milwaukee County, Wis., speaks during the opening day of the Republican National Convention in Cleveland, July 18, 2016.

?Reports: Wisconsin Sheriff Withdraws from Homeland Job — Milwaukee County Sheriff David Clarke, an African-American who became a staunch critic of the Black Lives Matter movement and a supporter of Trump’s presidential campaign, has withdrawn his acceptance for a job as assistant secretary of the Department of Homeland Security, U.S. newspapers reported Saturday. Clarke notified Secretary of Homeland Security John Kelly on Friday of his decision, Craig Peterson, an adviser to Clarke, said in a statement, according to the Washington Post and other newspapers.?

Putin Unhappy with New US Sanctions, but Says Too Early for Retaliation -- Russian President Vladimir Putin expressed disappointment Saturday over possible new sanctions to be levied against his country by the United States, but said it is too early to speak of “retaliatory actions.” “This will, indeed, complicate Russia-American relations. I think this is harmful,” Putin the told state-run RIA news agency. The U.S. Senate voted overwhelmingly this week to strengthen sanctions against Russia as punishment for its campaign to influence the 2016 U.S. presidential election.

WATCH: Trumps leave for Camp David retreat

Trump Heads to Rustic Camp David for Weekend -- Trump is picking simple over swanky this weekend. Nearly five months into his presidency, Trump is heading to Camp David, the government-owned retreat in Maryland’s Catoctin Mountains, for the first time. A frequent weekend traveler, Trump has favored his palatial residences in Florida and New Jersey over the wooded hideaway used by many presidents for a break from Washington.

Republican candidate Karen Handel, left, and Democ
Republican candidate Karen Handel, left, and Democratic candidate Jon Ossoff prepare for Georgia's 6th Congressional District special election debate at WSB-TV studios in Atlanta, Ga., June 6, 2017.

Trump Cabinet Officers Urge on Republicans in Georgia Race -- Trying to stave off a major upset ahead of the 2018 midterm elections, two of Trump's Cabinet officers returned to Atlanta's traditionally conservative suburbs Saturday and urged Republican voters to maintain the GOP's monopoly control in Washington. Agriculture Secretary Sonny Perdue, a former two-term Georgia governor, took sharp aim at Republican Karen Handel's opponent in Tuesday's congressional runoff election, Democrat Jon Ossoff, 30,who has raised more than $23 million from people around the country hoping for a victory that could turn the tide on Trump.

Tax Overhaul in Trouble as Opposition to Import Tax Grows -- A key part of House Republicans' plan to overhaul the way corporations pay taxes is on life support, leaving lawmakers scrambling to save one of Trump's biggest priorities and increasing the chances the GOP will simply pass a tax cut instead of overhauling the tax code. A proposed tax on imports is central to the GOP plan to lower the overall corporate tax rate. But the tax faces strong opposition from retailers, automakers and the oil industry, and a growing number of congressional Republicans have come out against it. They worry that it will increase the cost of imports, raising consumer prices.

WATCH: Trump recasts Cuba policy

Farmers Blast Trump’s Cuba Retreat as Bad for Trade -- U.S. farm groups criticized Trump’s decision to retreat from his predecessor’s opening toward Cuba, saying it could derail huge increases in farm exports that totaled $221 million last year. A trade delegation from Minnesota, one of the largest U.S. agriculture states, vowed to carry on with its planned visit to Cuba next week. “We’re going to continue to beat the drum and let them (the Trump administration) know that trade is good for agriculture,” said Kevin Paap, a farmer in the delegation.

Pope Francis and German Chancellor Angela Merkel
Pope Francis and German Chancellor Angela Merkel exchange gifts on the occasion of their private audience, at the Vatican, June 17, 2017.

Pope to Merkel: Fight for Paris Climate Accord -- Pope Francis has asked Germany to keep fighting for the Paris climate change deal and to “tear down walls” that inhibit international cooperation, Chancellor Angela Merkel said Saturday, offering a stark contrast between her agenda and U.S. policy. Trump announced this month that he would withdraw from the landmark 2015 global agreement to fight climate change, drawing anger from world leaders.