NYON, Switzerland (AP) — A Champions League draw heavy with reunions on Monday paired Real Madrid and Barcelona with the same last 16 opponents as last season, and sent Arsene Wenger back to the club where he made his reputation. Defending champion Madrid will play Schalke a year after a 6-1 rout in Germany sparked a 9-2 aggregate victory. “We want to show that we’ve learned something,” Schalke coach Roberto Di Matteo said. “We got the toughest rival.” Barcelona will once again travel first, on Feb. 24, to play Manchester City. Barcelona beat City 4-1 on aggregate at the same stage last season. “We have tried to improve at the back. We are more solid than last season,” said Man City director of football Txiki Begiristain, a former Barcelona player and director. “The only reason to be happy is that I can go home.” The draw also paired Wenger with former team Monaco, where the Arsenal manager rose to prominence by winning a French league title in 1988. “It’s AS Monaco – Mon. Wenger will be happy about the draw,” Arsenal playmaker Mesut Ozil wrote on his Twitter account. More repeat business will see Paris Saint-Germain again host Chelsea first,…