Egypt army chief warns state could collapse - Article Photos 20/47

An Egyptian youth performs prayers on Qasr Al-Nile bridge leading to Tahrir Square, Cairo, Egypt, Monday, Jan. 28, 2013. Health and security officials say a protester has been killed in clashes between rock-throwing demonstrators and police near Tahrir Square in central Cairo. The officials say the protester died Monday on the way to the hospital after being shot.(AP Photo/Khalil Hamra)