Dalton Knecht and Santiago Vescovi will make their NBA debuts Saturday in the California Classic, kicking off the NBA’s Summer League. Knecht’s game is at 4:30 p.m. Eastern Time on ESPN with Vescovi’s game to follow at 6:30 on ESPN. Knecht was the No. 17 overall pick in the NBA Draft, selected in the first round by the Los Angeles Lakers. Vescovi went undrafted, before earning a spot on the Golden State Warriors Summer League Roster. Josiah-Jordan James also went undrafted but signed an Exhibit 10 contract with the Indianapolis Pacers. The Pacers are scheduled to play their first Summer League…