San Francisco 49ers linebacker Patrick Willis is expected to announce his retirement on Tuesday.
National Football League running back Maurice Jones-Drew announced his retirement after playing in the league for nine years.
Jason Giambi announced his retirement from the majors after 20 seasons.
Peyton Manning met with John Elway and Joe Ellis to discuss his future with the team.
Buffalo Bills quarterback Kyle Orton announced that he will be retiring.
Peyton Manning plans on returning next year to the Broncos.
