Syrian children, walk out of an underground tunnel that their father made with a jackhammer for shelter from Syrian government forces shelling and airstrikes, at Jirjanaz village, in Idlib province, Syria, Thursday, Feb. 28, 2013. (AP Photo/Hussein Malla)
Syrian children, walk out of an underground tunnel that their father made with a jackhammer for shelter from Syrian government forces shelling and airstrikes, at Jirjanaz village, in Idlib province, Syria, Thursday, Feb. 28, 2013. (AP Photo/Hussein Malla)