The U.N. has identified air bombs , car bombs or mortar attacks on or near schools at least 35 times since February , resulting in the death of at least 105 children , Amos said . A top the Security Council official says there are no words to accurately describe the Syrian conflict . `` We have run out of words '' to explain the violence , Amos said . Valerie Amos , the U.N. chief for humanitarian affairs , was addressing U.N. .
A top the Security Council official says there are no words to accurately describe the Syrian conflict . `` We have run out of words '' to explain the violence , Amos said . Valerie Amos , the U.N. chief for humanitarian affairs , was addressing U.N. .