MILAN- Mark Clattenburg from England is the designated referee for Atletico Madrid-Milan in the second-leg last-16 Champions League tie on Tuesday at 20.45. The linesmen for the match will be Mr. Beck and Mr. Burt who are also both from England. The goal-line assistants will be Mr. Marriner and Mr. Probert. Mr. Collin is the Fourth Official.Mark Clattenburg has taken charge of 35 European matches of which 16 in the Champions League. He has refereed Atletico Madrid on 3 occasions with a record of 1 win in 2012 against Hannover in the Europa League, a draw in the Europa League against Lokomotiv Moscow in 2007 and a defeat in 2010 against Aris FC.