The whole NBA knew that the Los Angeles Lakers needed a backup center.Now, they've signed one with serious championship experience from his days with the Golden State Warriors.The Lakers have signed Kevon Looney to a one-year, $3.9 million contract, according to ESPN's Shams Charania on Tuesday afternoon."The Lakers acquire one of the top available backup centers, and Looney, a three-time NBA champion, provides experience and pick-and-roll play for Luka Doncic and Austin Reaves after all of those years running screens for Stephen Curry, Klay Thompson, Kevin Durant, Draymond Green and Andre Iguodala in the Bay Area," Charania wrote on X.MORE: Bronny James' best future doesn't involve a trade from LakersThe 6-foot-9 Looney turned 30 in February and has played in parts of 11 NBA seasons.His f