In this image made on a mobile phone from the window of a car, showing two Syrian soldiers at a checkpoint in a road tunnel in Damascus, Syria, Tuesday, May 3, 2011. Syrian authorities are thought to have detained more than 1,000 people in the latest sweep aimed at crushing the uprising against President Bashar Assad, a human rights group said Tuesday. (AP Photo)

Photo by: STR

In this image made on a mobile phone from the window of a car, showing two Syrian soldiers at a checkpoint in a road tunnel in Damascus, Syria, Tuesday, May 3, 2011. Syrian authorities are thought to have detained more than 1,000 people in the latest sweep aimed at crushing the uprising against President Bashar Assad, a human rights group said Tuesday. (AP Photo)