HOUSTON—Reggie Jackson scored 26 points, including three key points down the stretch to lead the Los Angeles Clippers to a 99–98 victory over the Houston Rockets on Sunday night to open a two-game series. Jackson’s jumper with about 90 seconds left put the Clippers up 97–95. Both teams missed shots before Houston’s Christian Wood was fouled by Ivica Zubac on a shot in the lane with about 16 seconds to go. The Clippers challenged the call, and it was overturned, giving them the ball back and giving Zubac his career-high sixth block of the game. The Rockets intentionally fouled Jackson with 11.3 seconds left and he made 1 of 2 free throws to make it 98–95. “Reggie was good, especially there in the fourth quarter,” coach Tyronn Lue said. “He made every right play. He lives for those moments and he was able to bring us home.” Jackson deflected credit …