False arrest

OKAY ME AND MY GIRLFRIEND ON THE A TRAIN COMING FROM MANHATTAN 42ND STREET.THIS GUY WAS ASLEEP ON THE TRAIN CHAIRS THE GUY WAKES UP OUT OF NOWHERE AND STARTS TO STARE AT MY GIRLFRIEND.HE GETS UP AN GRAB THE TRAIN POLE AND STARTS TO RUB HIS CROUCH STARING AT MULTIPLE WOMAN GOING ON AND OFF THE A TRAIN.THEN BROADWAY JUNCTION CAME WHERE I HAD TO GET OFF AT AS SOON AS ME AND MY GIRL ABOUT TO LEAVE THE TRAIN HE GRABS MY GIRL BUTT.SO I PUSH HIM AND WE FOUGHT ON THE TRAIN.THEN I GET OFF THE TRAIN ND THEN I HEAD TO THE L TRAIN TO WAIT.ALL OF A SUDDEN HE COMES UP WITH POLICE OFFICERS SAYING ME AND SOME BYSTANDER ROB HIM AND JUMP HIM.POLICE JUST GRAB ME AND THE BYSTANDER IN HANDCUFFS.WE GET TO THE 33RD PRECINCT THEY NEVER READ US OUR RIGHTS THEY JUST TOLD US THE HOMELESS GUY SAID WE ROB HIM FOR HIS PHONE.THEY SEARCH US MORE THEN 10 TIMES LOOKING FOR A PHONE THAT PROBABLY NEVER EXIST. HE THEN TOLD ME AND THE BYSTANDER IF THE PHONE DOSENT SHOW UP WE BEING CHARGE WITH ROBBERY.ITS SELF DEFENSE