NASA officials say the Space Shuttle Challenger disaster "should never be trivialized" in response to a new song from Beyonce that features an audio sample recorded just after the craft exploded on takeoff in 1986, killing all seven crewmembers. The space agency issued the statement late Tuesday after the pop star began to receive criticism from Challenger families and others for using the short sample that includes the words "major malfunction" as an allusion to a failed relationship. "The...