In Tahrir Square

Filmmakers Jon Alpert and Matthew O’Neill discuss their new documentary “In Tahrir Square: 18 Days of Egypt’s Unfinished Revolution.” They’re joined by Egyptian-American journalist Sharif Abdel Kouddous, who is featured in it. “In Tahrir Square: 18 Days of Egypt’s Unfinished Revolution” debuts on HBO Wednesday, January 25, at 8 pm.