WASHINGTON (WSVN) — Obama says US becoming numb to mass shootings, says perpetrators have sickness in their minds.

President Barack Obama says the U.S. is becoming numb to mass shootings and says their perpetrators have "sickness" in their minds.

He says thoughts and prayers are no longer enough in these situations because they don’t do anything to stop similar acts from happening in the next week or a few months later.

Obama spoke Thursday after 13 people were killed by a 20-year-old gunman at Umpqua Community College in southwestern Oregon.

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