Kansas City Royals starter Seth Lugo seemed poised to add another signature win to his All-Star candidacy on Tuesday night. Until the Royals’ bullpen faltered once again. Lugo pitched six shutout innings against the Miami Marlins. He was in line for his 11th victory, but the Royals squandered an early lead in a 2-1 loss at Kauffman Stadium. In the seventh inning, the Marlins scored two runs…