Disaster was very narrowly avoided in Texas on Monday night when a piece of sheet metal fell from the roof of AT&T Stadium in Arlington, prior to the start of a game between the Dallas Cowboys and Houston Texans. The scary moment was caught on video, but thankfully no one was injured. The incident occurred about three hours before kickoff when the team attempted to open the retractable roof. Thankfully, the stadium was not filled with fans when the sheet metal fell down to the f...