An off-duty firefighter from Midlothian is being credited with a heroic rescue. He was spending the July 4 holiday with his family when he jumped into action. The firefighter rescued three children who were trapped under an overturned boat in Alvarado Lake.

His quick response is believed to have saved the children's lives. The details of the rescue are known thanks to a report from FOX 4 News Dallas-Fort Worth.

Further information about the incident can be found through the news source, which initially reported the story from the Frisco area.