PHILADELPHIA (AP) — A federal judge in Philadelphia plans to rule next month on whether former players can sue the National Football League over concussion-related injuries.

The NFL wants the complaints handled in arbitration, not in court.

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Lawyers for more than 4,200 players say in their lawsuits that the league hid the known risks of concussions and rushed players back into the game.

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Senior U.S. District Judge Anita Brody says she expects to issue her ruling July 22 on whether the lawsuits can go forward.

Brody heard brief arguments in early April from a pair of nationally prominent lawyers, David Frederick for the players and Paul Clement for the league.

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Many former players say they suffer from dementia, Alzheimer’s disease and other neurological conditions and believe that they stem from on-field concussions.