Hall County, Texas: Blue alert issued for Seth Altman - USA TODAY

Just before 5:00 a.m. in Texas, people across the state were pulled from their slumber by an unexpected alarm. It was a blue alert, something intended to aid authorities in finding people that are suspected in a crime related to injuring law enforcement. The alert went out to search for a 33-year-old in Memphis, Texas, a part of Hall County, after a police officer was injured in a shooting Thursday night.