CHICAGO (AP) — Erick Fedde pitched seven sparkling innings against his former team, and the Chicago White Sox beat the Washington Nationals 4-0 on Tuesday night for a doubleheader split. Fedde allowed three hits, struck out six and walked none. The 31-year-old Fedde was selected by Washington in the first round of the 2014 amateur draft and pitched for the Nationals for six seasons. “I was trying to really downplay it all week, try not to think too much about it,” Fedde said. “Every start, I go out there, I want to try to pitch well and do my thing….