Atletico Madrid have announced the signing of Axel Witsel on a free transfer following his departure from Boru sia Dortmund.Witsels BVB contract NBA Cleveland Cavaliers Jeresy expired at the end of June after a four-year spell in Dortmund, and he has signed on for a single season at Atletico.Atletico had reportedly been keen on Boubacar Kamara but are said to have shifted focus to Witsel after the 22- Dean Wade Jersey year-old joined Aston Villa.Hector Herreras departure to Houston Dynamo meant midfield reinforcements were a nece sity for Diego Simeone. And in 33-year-old Witsel he has Cleveland Cavaliers Jeresy added experience and ability, with the Belgium international playing an important role at Dortmund right until his exit.Witsel made 29 Bundesliga appearances last season as Damyean Dotson Jersey Dortmund finished second to Bayern Munich, though it was long expected he would depart this year.Simeone will hope Witsel adds much-needed grit to a midfield that was often unconvincing last term, as Atleticos title defence never really got going.Spain will be the sixth country Witsel has played in during his distinguished career, Marquese Chriss Jersey having previously had spells in his native Belgium, Portugal, Ru sia, China and Germany.