On May 22, a suicide bomber detonated himself in a busy mosque in Al Qadih, in Qatif, killing at least 21 people, including a child, and injuring 120, in the worst attack on Saudi Arabia in a decade. 
Mnamo Mei 22, mtu aliyekuwa na bomu alijilipua kwenye msikiti wenye watu wengi huko Al Qadih, kwenye jimbo la Qatif, na kuua watu wasiopungua 21, ikiwani pamoja na mtoto, na kujeruhi wengine 120, kwenye shambulio baya kuwahi kuonekana katika kipindi cha miaka kumi nchini Saudi Arabia.