KGO ABC World News With Diane Sawyer July 5, 2013
tonight crowds are once more amassing in cairo's tahrir square, the country's first freely elected president deposed and sits under house arrest, a new interim leader sworn in. tension is splintering, a great divide inside the country, jubilation on one side, on the other side anger among millions of followers of the muslim brotherhood. the u.s. national security team spent this holiday in the situation room monitoring this important american ally. the big question, is egypt on the brink of civil war. alex marquardt has the latest tonight from cairo. >> reporter: good evening, elizab...