Embedded Player Jubilation rang across Egypt on Friday, after 82-year-old President Hosni Mubarak resigned his post following 18 days of massive street protests. The brief announcement came just after 6 p.m. local time, and was delivered by a somber Vice President Omar Suleiman. Melissa Block speaks to NPR's Lourdes Garcia-Navarro, who has reaction at Tahrir Square and elsewhere in Cairo to Mubarak's resignation.