NFL teams have to start wondering if Johnny Manziel will be worth the draft risk. At times, the Texas A&M quarterback seems as reckless off the field as he seems on it.
Thursday, Aug. 8
NFL (7-10 p.m., ESPN): Two playoff teams from last season meet in their first preseason game as the Atlanta Falcons host the Cincinnati Bengals.
Friday, Aug. 9
NFL (7-10 p.m., WUFX-TV 35): The New Orleans Saints opens its 2013 preseason schedule at home against the Kansas City Chiefs.
Saturday, Aug. 10
NFL (6:30-9:30 p.m., NFL Network): After disappointing seasons in 2012, both the Pittsburgh Steelers and the New York Giants look to bounce back, starting with this preseason opener for both teams.
Sunday, Aug. 11
NFL (12:30-3:30 p.m., NFL Network): The Buffalo Bills, hoping to reach the playoffs this season, open the preseason against the Indianapolis Colts, who were a playoff team last year. 
Monday, Aug. 12
MLB (6-9 p.m., ESPN): Two teams fighting to reach the postseason meet up as the New York Yankees host the Los Angeles Angels.
Tuesday, Aug. 13
Baseball (6-8 p.m., ESPN 2): The 2013 Little League World Softball Series takes center stage on a late summer Tuesday night.
Wednesday, Aug. 14
MLB (7-10 p.m., ESPN): The Pittsburgh Pirates, leaders in the National League Central Division, travel to St. Louis to try to hold off the second-place St. Louis Cardinals.
In less than one month, Manziel has made news for his time at the Manning Passing Academy, getting thrown out of a frat party at the University of Texas and taking money to sign autographs. His draft stock could be dropping like a stone.
Follow Bryan Flynn at jfpsports.com, @jfpsports and at facebook.com/jfpsports.