Israel believes that the attacks had their roots in Gaza but were coming out of the neighboring Egyptian region of Sinai . Israel says Three troops killed in clashes near border . Death toll rises in Egypt after later incident . Islamist official says border security not affected by revolution . Saleh Al Masry says the people who gave the order to attack are dead .
Israel says Three troops killed in clashes near border . Death toll rises in Egypt after later incident . Islamist official says border security not affected by revolution . Saleh Al Masry says the people who gave the order to attack are dead .