Afghan security personnel look on near a crater at the scene of the July 15 suicide attack in Urgun district, Paktika province on July 16, 2014. Afghan officials on July 16 began investigating a devastating suicide bombing at a busy market that killed at least 42 people, one of the deadliest attacks in the wartorn country in recent years. A bomber drove a truck loaded with explosives into the market in Urgun district of southeastern Paktika province as it thronged with shoppers on Tuesday morning. AFP PHOTO/SHAH Marai        (Photo credit should read SHAH MARAI/AFP/Getty Images)