Once a valued commodity in the NBA, big men like Jazz summer league center Isaac Haas are trying to reposition themselves in a changing game

Seven-footers need to show defensive versatility, shooting range to find opportunity in a league shifting to smaller, switchable players.

Utah Jazz's Isaac Haas, left, battles for the ball with Portland Trail Blazers' Archie Goodwin during the second half of an NBA summer league basketball game Saturday, July 7, 2018, in Las Vegas. (AP Photo/John Locher)