Death toll could be even higher , an activist says . Live ammunition is used against protesters in Sanaa and Aden , they say . At least 169 people are injured by bullets , grenades or batons in both cities , they say . The Republican Guard fought military personnel who were protecting demonstrators .
Death toll could rise even higher , an activist says . Live ammunition is used against protesters in Sanaa and Taiz , witnesses say . At least 169 people are injured by gunfire , rocks or batons in both cities , they say . The Republican Guard fought military personnel who were protecting demonstrators .