Baghdad teeters on edge of political chaos; city is in state of emergency, protesters occupying parts of International Zone, some lawmakers have fled and military is on high alert
US secretary of state makes it clear that ending violence in Aleppo and returning ultimately to durable, nationwide cessation of hostilities is 'top priority'
Ted Cruz tells California Republican Convention delegates the campaign will be 'a battle on the ground, district by district by district,' ahead of the June 7 primary
Days of violence engulfed Baltimore, Maryland, one year ago. The outbreak of unrest was sparked in part by the death of Freddie Gray, a young African-American who suffered fatal injuries while being transported in a police vehicle. Six Baltimore officers face charges resulting from his death and are awaiting trial.