While young and non-White people are perceived as more dangerous, middle-aged White people have the highest rates of gun ownership and commit the most violence.
South Carolina primary: Trump wins big while Jeb Bush drops out – live
Round three of the 2016 election begins with Clinton beating Sanders in Nevada while Republicans try to overtake Donald Trump in South Carolina.
Election live: Sanders and Clinton deadlocked as Nevada caucuses results trickle in
Round three of the 2016 election begins with Democrats facing off in Nevada and Republicans trying to overtake Trump in South Carolina.