Entering the All-Star break in first place for the first time since 1997, the Orioles won’t receive any breaks to start the second half with a 10-game West Coast trip and three clubs with winning records staring them in the face. Manager Buck Showalter revealed his starting rotation to begin the second half with Chris Tillman, Wei-Yin Chen, and Kevin Gausman pitching in the three-game series against the Oakland Athletics next weekend. After that, Bud Norris and Miguel Gonzalez are expected to be recalled from the minors to make starts against the Los Angeles Angels on July 21 and July 22 before Tillman starts the finale in Anaheim. Injured starting pitcher Ubaldo Jimenez will not be activated during the road trip as he continues to work his way back from an injured ankle suffered last week. Showalter said the plan is for the struggling right-hander to make a minor-league rehab start on July 23, which would put him in line to be ready to be activated when the Orioles finally return home on July 29. Jimenez was still favoring his ankle when he tried to work on Sunday. “He was trying to protect it and we kind of shortened it