Police have opened fire on hundreds of protesters in the southern Yemen city of Taez, according to France 24 and other reports.

Reports suggest 200 people have been wounded by the police, who fired tear gas and bullets into the crowd.

Yemen's president, Ali Abdullah Saleh, has refused to step down until an orderly process for another leader to takeover is established. The Yemeni opposition has prepared a plan for Saleh's departure, which was released today.

Don't miss: A guide to the countries at risk in the Middle East >

This video is alleged to be of today's police shooting: