Protesters, Soldiers Clash in Renewed Violence in Egypt

Injured protesters are evacuated by motorbike in Cairo, Egypt, May 4, 2012. Egyptian armed forces and protesters clashed in Cairo with troops firing water cannons and tear gas at demonstrators who threw stones as they tried to march on the Defense Ministr

Armored Egyptian military vehicles block the road outside of the Ministry of Defense in Cairo. (AP)

An injured protester is treated in Cairo. (AP)

A protester catches a tear gas canister thrown by security forces near Egypt's Defense Ministry in Cairo. (Reutes)

Protesters shout as security forces with armoured vehicles push protesters away from Abbasiya square near the Defense Ministry. (Reuters)

Security forces throw stones back at protesters near the Defense Ministry. Thousands marched in Cairo to denounce violence against demonstrators and the exclusion of candidates from the presidential election. (Reuters)

Security forces, unseen, fire a water cannon at protesters during clashes outside the Ministry of Defense in Cairo. (AP)

Egyptian soldiers raise their batons at a protester during clashes outside the Ministry of Defense. (AP)

A protester holds a national flag as he chants slogans at a rally in Tahrir Square in Cairo. (AP)

Egyptians chant slogans as they protest in Tahrir square in Cairo. (AP)

Egyptian protesters attend the Friday prayer at a rally in Tahrir Square in Cairo. The banner, left, in Arabic, reads, "no to killing of Egyptians by Egyptian hands." (AP)

Protesters and soldiers clashed near Egypt's Defense Ministry in Cairo, May 4, 2012, in renewed tensions leading up to the country's landmark presidential election later this month. Medical sources say at least 40 people were wounded in the violence.