PHILADELPHIA — On and off the field, the Giants did not enjoy three games with the Nationals, who have the best record in the National League. The NL East's last-place team proved to be far more hospitable.The Phillies showed exactly why they're the only team still seeking that 20th win, issuing 10 walks and making several defensive misplays amid a barrage of hard-hit balls from the Giants. The offensive explosion was backed by a career-best night from Ty Blach, who threw his first complete game and first shutout in the 10-0 win. Blach has won four consecutive starts. 2 Detained on Suspicion of Australian Tourist's Death in SF Here are five things to know from the night we discovered where Daniel Nava has been playing …--- Austin Slater's first MLB hit was a two-strike RBI single up the middle in the sixth. His parents cheered from the first row behind the visiting dugout. Slater was 1-for-5 with a walk in his debut. Mysterious Shark Die-Offs Occurring Near San Francisco Bay --- Blach's last five starts: 37 2/3 innings, eight runs. It's hard to imagine the Giants moving him back to the bullpen when Madison Bumgarner returns. Perhaps a trade of a veteran starter will...