NEW : Armored vehicles patrol ##led after realizing the crisis was out of control , state news says . There also were protests in Cairo 's Tahrir Square , the hub of the popular movement that began its push on January 25 , 2011 , to unseat Mubarak . Egypt : 6 die in Alexandria , 1 in Ismailia ; 456 civilians , police and security forces are injured . Clashes erupt nationwide , including in Cairo , near the hub of the 2011 revolution . Obama says he supports peaceful protests , but those behind violence will be punished .
NEW : Armored vehicles patrol ##led after realizing the crisis was out of control , state news says . Egypt : 6 die in Alexandria , 1 in Ismailia ; 456 civilians , police and security forces are injured . Clashes erupt nationwide , including in Cairo , near the hub of the 2011 revolution . Obama says he supports peaceful protests , but those behind violence will be punished .