Jets' C.J. Mosley happy to celebrate birthday on Juneteenth: 'Let's educate ourselves'Juneteenth is being observed by NFL as a league holiday6/19/2020, 7:20 PMSep 8, 2019; East Rutherford, NJ, USA; New York Jets inside linebacker C.J. Mosley (57) celebrates after a fumble recovery during the first half against the Buffalo Bills at MetLife Stadium. Mandatory Credit: Vincent Carchietta-USA TODAY Sports / Vincent Carchietta