Republican presidential candidate Sen. Ted Cruz, R-Texas, speaks to the media during a &quot;Celebrate the 2nd Amendment Event,&quot; Saturday, June 20, 2015, at the CrossRoads Shooting Sports in Johnston, Iowa. (AP Photo/Charlie Neibergall)This photo of a picture of a gun pointed at Cruz's head is seen as in poor taste by many people. Photo: Charlie Neibergall