Six adults and 20 children were killed in a school shooting in Newtown, Conn., on Dec. 14. Pictured from left to right: Dawn Hochsprung, Lauren Rousseau, Victoria Soto, Mary Sherlach, Anne Marie Murphy, Rachel ... more

Six adults and 20 children were killed in a school shooting in... Photo-3922574.53090 - San Antonio Express-News

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Sarah Burke, 29, died Jan. 19 in a training accident in Utah. Burke was a Canadian freestyle skier, and one of the world’s best.

Sarah Burke, 29, died Jan. 19 in a training accident in Utah. Burke was a Canadian freestyle skier, and one of the world’s best.

Mike Wallace, 93, died April 7. The veteran broadcaster was best known for his work on “60 Minutes.”

Mike Wallace, 93, died April 7. The veteran broadcaster was best known for his work on “60 Minutes.”

Photo: Stephen Lovekin, Getty Images

Mike Wallace, 93, died April 7. The veteran broadcaster was best... Photo-3807210.53090 - San Antonio Express-News

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Dick Clark, 82, died April 18. The longtime face of “American Bandstand,” Clark also counted down the clock on New Year’s Eve from Times Square. Clark, left, is pictured above with heir apparent Ryan Seacrest and Kari Clark. (Kevin Winter / 2010 Getty Images) less

Dick Clark, 82, died April 18. The longtime face of “American Bandstand,” Clark also counted down the clock on New Year’s Eve from Times Square. Clark, left, is pictured above with heir apparent Ryan ... more

Photo: Kevin Winter, Getty Images For ATI

Dick Clark, 82, died April 18. The longtime face of “American... Photo-3807211.53090 - San Antonio Express-News

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Levon Helm, 71, died April 19 of throat cancer. He played with The Band for much of his career, and appeared on film in “Coal Miner’s Daughter.”

Levon Helm, 71, died April 19 of throat cancer. He played with The Band for much of his career, and appeared on film in “Coal Miner’s Daughter.”

Photo: Rick Diamond, Getty Images

Levon Helm, 71, died April 19 of throat cancer. He played with The... Photo-3807212.53090 - San Antonio Express-News

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Junior Seau, 43, died May 2 of a self-inflicted gunshot wound. Seau was an NFL superstar who is best remembered for his time with the San Diego Charges, Miami Dolphins and New England Patriots.

Junior Seau, 43, died May 2 of a self-inflicted gunshot wound. Seau was an NFL superstar who is best remembered for his time with the San Diego Charges, Miami Dolphins and New England Patriots.

Ambassador J. Christopher Stevens, 52, died Sept. 11 of smoke inhalation. Stevens, a longtime diplomat, was killed during an attack on the U.S. Consulate in Benghazi, Libya. (MAHMUD TURKIA/AFP/GettyImages)

Ambassador J. Christopher Stevens, 52, died Sept. 11 of smoke inhalation. Stevens, a longtime diplomat, was killed during an attack on the U.S. Consulate in Benghazi, Libya. (MAHMUD TURKIA/AFP/GettyImages)