Los Angeles Clippers coach Doc Rivers thinks the odds are 50-50 point guard Chris Paul will return tonight to try to help the Clippers build a 2-0 lead over the Houston Rockets in the Western Conference semifinals. Chicago Bulls coach Tom Thibodeau has no such concerns about his franchise point guard after Derrick Rose suffered a shoulder stinger in their Game 1 win over Cleveland. [...] the Clippers lost two home games to the Spurs in the first round, and three of the four Game 1s played in the second round have been won by the road teams — Washington won in Atlanta — so Rivers knows nothing is guaranteed when their series shifts to Los Angeles. Blake Griffin is a slam dunk champion, a former No.