Do videogames, mental illness drive US massacres?

Advocates of gun reform legislation holding a candlelight vigil for victims of recent mass shootings outside the headquarters of the National Rifle Association on Aug 5, 2019 in Fairfax, Virginia. Thirty-one people have died following the two mass shootings over the weekend in El Paso, Texas and Dayton, Ohio. — AFP

WASHINGTON: US President Donald Trump on Aug 5 tied mass shootings that left 31 dead in two US cities over the weekend to hate, violent videogames and mental illness.

But with 255 mass shooting events counted so far this year in the United States, according to the Gun Violence Archive, analysts say those factors don't explain all the violence.