Fighting has intensified in the capital city of Yemen, Sanaa, where parts of the city are being called “a warzone” by international journalists. There are reports that at least 100 people have been killed in the violence. On Wednesday, opposition tribesmen controlled at least the trade and tourism ministries as well as the building which houses the country's state-run news agency, Saba. Is it possible that President Ali Abdullah Saleh will weather the storm? Robert Worth, correspondent for The New York Times, has been following the crisis. Hakim Almasmari, editor of the Yemen Post reports in Sanaa.