An Irvine dermatologist is facing multiple felony charges, including three counts of trying to poison her husband with a liquid drain cleaner, in an alleged plot uncovered after her husband secretly installed cameras around their home. A grand jury indicted Yue “Emily” Yu, 45, on three felony counts of poisoning and one felony count of domestic battery with corporal injury, the Orange County district attorney announced Wednesday. ”In his request for a restraining order, Chen described his 10-year marriage as growing abusive and at times violent, and alleged that Yu hit and otherwise abused their two children when they spent time with him