LeBron James and the Los Angeles Lakers have been down 1-0 in a postseason series before. However, the current deficit they're in feels different, given several circumstances. The biggest one being that they're facing the defending champion Oklahoma City Thunder, who appear to be firing on all cylinders at the perfect time. The Lakers played a great first half of basketball on May 5, but were still losing to the Thunder at the break. They ultimately lost that Game 1 contest by a score of 108-90. Oklahoma City Thunder guard Shai Gilgeous-Alexander (2) and center Chet Holmgren (7) | Alonzo Adams-Imagn Images The second big issue for Los Angeles is that they're without star guard Luka Doncic, who is still trying to work his way back from a hamstring injury.…