text:  Francis Chan, the CEO of Hawaii's Health Information Exchange, will retire in September. Chang has been with the organization for 13 years and has been its chief executive for the past seven. He will be replaced by Rahul Maitra. Hawaiian Electric is ending bill protection at the end of the month for its experimental time-of-use pilot program. Some customers didn't even know they were on it and may see their bills change come August. HPR reported earlier this week on what HECO customers should know.