Which Democratic candidate is best suited to handle terrorism ? None Hillary Clinton Bernie Sanders Martin OMalley 5 % 0 % 10 % 15 % 20 % 25 % 30 % 35 % 40 % 45 % 50 % Source : Reuters/Ipsos Pol . As of December 13 , 2015 l Weekly mean l Sample Size : 2,068 people polled online 