German Chancellor Angela Merkel is to visit Italy on Tuesday for dinner with Prime Minister Matteo Renzi in Milan, dpa cited her spokeswoman as saying in Berlin. The chancellor, who will be accompanied by her husband Joachim Sauer, is to visit Expo 2015 in the northern Italian city, dine and fly home. The trip precedes a visit by the chancellor and six of her ministers to Brazil on Wednesday and Thursday, returning to Berlin on Friday.