The Heat began Las Vegas Summer League with a loss despite a breakout performance from rookie Kasparas Jakucionis.

The California Classic featured the Miami Heat, Los Angeles Lakers, San Antonio Spurs and the Golden State Warriors while the Salt Lake City League featured the Memphis Grizzlies, Oklahoma City Thunder, Philadelphia 76ers and Utah Jazz. Here are some of the best moments from the start of Summer League action.

Heat fans rejoice after rookie guard Kasparas Jakucionis' dynamic first half against Hawks in 2025 NBA Las Vegas Summer League opener.

The 2025 California Classic NBA Summer League tips off Saturday, July 5, at Chase Center in San Francisco. The Golden State Warriors host the Miami Heat, Los Angeles Lakers, and San Antonio Spurs for this early summer league mini-tournament that gives fans their first look at some highly drafted rookies.

The Golden State vs. Portland matchup at Thomas & Mack Center will be the first look at Chinese big man Hansen Yang, the Trail Blazers’ rookie first-rounder with deft touch and passing vision.

The second-round pick played 24 minutes against the Heat in his Summer League debut on Tuesday at Chase Center.

T he Miami Heat closed its three-game summer league stay at the California Classic with a 93-79 win over the Golden State Warriors' summer squad on Tuesday at Chase Center in San Francisco. Here are some observations from the Heat's victory over the Warriors:

The Miami Heat’s opening game at the Las Vegas NBA Summer League was decided in the first quarter. At least from a Kasparas Jakucionis perspective.

The Warriors held their first practice Thursday in Las Vegas ahead of their Summer League opener against Portland.

The main on-court event on the NBA summer calendar begins Thursday when the Las Vegas Summer League tips off from Sin City. There are seven games on Thursday's slate, including a matchup between Cooper Flagg's Dallas Mavericks and Bronny James' Los Angeles Lakers.