From David A. Kelly, author of the Ballpark Mysteries chapter book series, it's a football mystery set in Texas! Mike Walsh and Kate Hopkins are visiting the Dallas Cowboys stadium, but someone has just handed Carlos, the Cowboys' star quarterback, a threatening note. Soon after, a mysterious figure takes aim at them with a football. Can Kate and Mike discover who's out to get the Cowboys' quarterback before the big game? Each Football Mysteries book also includes amazing facts about the team and its stadium.