It was Only Concussion diagnosis dogs brutal nation building team sport Like a storm cloud gathering over a grandstand long dated football injuries liability looms over the professional contact sport. Professional personal injury sports liability is the last taboo. It is literally too painful to contemplate. This threatening cloud began in the United Kingdom with a group claim on behalf of 40 retired professional football, soccer version, players all said to be victims of early onset dementia, suddenly turned ominous also in the football, rugby version. It emerged that well over 100 former professional rugby players were going down the…