PSG's Blanc wary of 'provocative' Costa in Chelsea clash

Chelsea's Diego Costa (L) and Liverpool's Martin Skrtel argue during their English League Cup semi-final second leg soccer match at Stamford Bridge in London January 27, 2015. REUTERS/Eddie Keogh

LONDON (Reuters) - Paris St Germain coach Laurent Blanc has described Chelsea striker Diego Costa as provocative and warned his players not to rise to the bait in their Champions League game on Wednesday.

Blanc's side visit Stamford Bridge for the second leg of their last-16 clash with the tie in the balance after the two teams drew 1-1 in Paris three weeks ago.