(Adds details, quotes) Jan 26 (Reuters) - Washington's Emeka Okafor dominated inside as the improving Wizards stunned the Chicago Bulls 86-73 to record their fifth straight home win on Saturday. At 11-31 Washington have the second worst record in the NBA, ahead of only Charlotte (11-32), but turned the tables on joint Central Division leaders Chicago (26-17) behind Okafor's 15 points and 16 rebounds.