Egypt protesters keep up the pressure

Anti-government protesters in Egypt are continuing their occupation of Cairo's Tahrir Square for a 16th day and have blocked the entrance to parliament. The protesters come from different age groups and social backgrounds. Anchor Lisa Mullins speaks with two protesters: writer and broadcaster Ahmad El Esseily, who is in his mid-30's, and 69-year-old researcher Shahira Mehrez. Egypt coverage on The World