Two Egyptian policemen and a civilian were wounded in a bomb attack targeting a security checkpoint in central Cairo on Tuesday

Two Egyptian policemen and a civilian were wounded in a bomb attack targeting a security checkpoint in central Cairo on Tuesday, officials and a medic said.
  
The device, which was placed between two cars near the checkpoint at Al-Galaa Square in Dokki neighborhood, exploded at about 7:15 am (0515 GMT), a security official said. Previously, security officials said that assailants threw a homemade bomb at the checkpoint.