Sports Dave Kaval, A’s fan-friendly president, tweets amazement at Las Vegas playoff game, irking base May 25, 2021Gabe Lacques, USA TODAYComments Off on Dave Kaval, A’s fan-friendly president, tweets amazement at Las Vegas playoff game, irking base Oakland president Dave Kaval tweets a video from a Golden Knights playoff game, irking the fanbase as the A's explore relocation possibilities.