PHOENIX (AP) — Stephen Strasburg says he hasn’t felt right since the All-Star break and decided after two innings in Arizona to call it a day.“The stuff was good but it’s still kind of like lingering,” he said, “and I just want to nip it in the bud now, hopefully not miss any time and try and be smart about it.”Manager Dusty Baker turned to five relievers to share the final seven innings in the Washington Nationals’ 6-2 victory over the Diamondbacks on Sunday that wrapped up a successful nine-game trip out of the All-Star break.Strasburg described the problem as slight “achiness” in his forearm.“The All-Star break kind of messed up me throwing-wise and treatment-wise,” he said. “I think my arm is just kind of taking a while to get back in the swing of things, unfortunately. I pitched through it last game and obviously did well. But it was kind of still lingering there and I said ‘You know what, I’ve got to be smart about it.’”In his previous start in Cincinnati, Strasburg went seven innings, limiting the Reds to one run on four hits while fanning 11 and walking one.“It’s not really like intense pain in a specific…