Wal-Mart has joined the list of major corporations withdrawing their support from a conservative political group that advocates the "Stand Your Ground" laws that came under intense focus after the Trayvon Martin killing became a national story.
Among the key things to know about what's in the hundreds of pages of evidence and other materials related to the Feb. 26 shooting death of Florida teenager Trayvon Martin, which were released Thursday:
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Americans now have a little more information on which to base their debate about Trayvon Martin. The teenager's killing in Florida - where he was shot by a man named George Zimmerman - prompted an intense and politically charged national discussion about violence, about gun laws and about race.
A huge trove of documents has been released by prosecutors in the Trayvon Martin case. Among the biggest revelations so far is that the autopsy reveals Martin had THC in his system. But police said the shooting was "ultimately avoidable."