Ex-Blue Jays Pitcher Loses Lawsuit Over Astros’ Sign Stealing

The Houston Astros defeated claims by former Toronto Blue Jays pitcher Michael Bolsinger that the club’s sign stealing led to such a bad inning that it cost him his Major League Baseball career, after a California trial court ruled that it lacks jurisdiction to hear the case.

Bolsinger was cut from the Blue Jays and never returned to baseball after pitching relief in a game on Aug. 4, 2017, against the Astros in which he gave up four runs—a result he attributes to the Astros tipping off its batters to the upcoming pitches.

When the game took place, Bolsinger alleges, ...