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Kristen Sterner, left, and Carrissa Welding, both students at Umpqua Community College, embrace each other during a candlelight vigil for those killed during a shooting at the college, Roseburg, Oregon, October 1, 2015 (Credit: AP Photo/Rich Pedroncelli)

Kristen Sterner, left, and Carrissa Welding, both students at Umpqua Community College, embrace each other during a candlelight vigil for those killed during a shooting at the college, Roseburg, Oregon, October 1, 2015 (Credit: AP Photo/Rich Pedroncelli)