 Complete the following phrase:  His career at Boro got off on the wrong foot when he was forced to limp off with a calf injury five minutes into his debut at Charlton Athletic. Whilst at Middlesbrough, Ehiogu quickly became a mainstay in the central defence since joining the club and rejoining his former teammate Gareth Southgate in central defence. He missed the start of the 200304 season with a knee injury sustained in the final match of the previous season. He returned in time to play in Boros 