Tatis, Hosmer power Padres’ winning first half

(Hayne Palmour IV/The San Diego Union-Tribune) The Padres’ Fernando Tatis Jr., right, and Manny Machado celebrate after Tatis hit a home run in the sixth inning against the Cardinals at Petco Park on Friday, June 28, 2019 in San Diego, California.Back-to-back homers key Padres’ comeback win over the Cardinals

The Padres returned to Petco Park on Friday staring up at double-digit deficit in the NL West standings. They’d certainly been there before under fourth-year manager Andy Green. But their record – a symmetrical 40-40 entering the season’s midpoint – certainly marked new territory.

They hadn’t been above. 500 at the start of the second half since 2010. They’d been 11 games under .500 or…