What to Know The MLB trade deadline is Monday at 3 p.m. PT. The Giants got things started late Sunday night when they traded Tyler Mahle to the Atlanta Braves for 24-year-old pitcher Anthony Molina. And then, early Monday morning, San Francisco traded All-Star second baseman Luis Arraez and reliever Caleb Kilian to the Philadelphia Phillies for pitching prospects Ramon Marquez and Marty Gair. The Giants have traded left-handed starter Robbie Ray to the San Diego Padres for right-handed pitching prospect Miguel Mendez and 17-year-old shortstop prospect Joniel Hernandez. The Los Angeles Dodgers made the biggest splash, acquiring two-time reigning American League Cy Young Award winner Tarik Skubal from the Detroit Tigers on Sunday for top outfield prospect Syhir Hope and pitching prospects River Ryan and Brady Smith. The Tampa Bay Rays, a possible suitor for Robbie Ray, acquired starting pitcher Freddy Peralta from the New York Mets on Sunday for three prospects. The Chicago White Sox acquired veteran starter Luis Castillo from the Seattle Mariners on Saturday for reliever Seranthony Domínguez, outfielder Nolan Jones and catching prospect Boston Smith. The New York Yankees...