lahm 's tackle on a team-mate at bayern munich 's training ground on outskirts of the city appeared innocuous enough , until a scream of pain pierced the morning air and a frantic wave signalled he was in trouble .
as lahm lay on the turf with what was later diagnosed as a broken ankle , the physio tended to him as best he could , while an ambulance was summoned to take him to a local hospital .
muller-wohlfahrt muller-wohlfahrt 's days as head of bayern 's medical department were numbered .