A young boy is comforted outside Sandy Hook Elementary School after a shooting in Newtown, Conn., Friday. Photo by Michelle McLoughlin/Reuters As we learn more about Friday's shooting that left at least 28 dead, including 20 children, at an elementary…

A shooting Friday at Sandy Hook Elementary School in Newtown, Conn., has left at least 27 dead including 20 children, according to the Associated Press. We collected tweets, photos and updates as events unfolded Friday.

The NewsHour's partner, Kaiser Health News, asked a range of health policy experts the following question: If you could make only one change to Medicare to control costs, what would it be and why? Edited excerpts of their answers…

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