MEMPHIS, Tenn.—A Tennessee state senator charged with stealing $600,000 in federal grant money from a health care school she operated has been acquitted on 15 of 20 charges, according to court records. U.S. District Court Judge Sheryl Lipman filed the order Sunday after lawyers for Sen. Katrina Robinson filed a motion Friday seeking acquittal on all charges, Memphis news outlets reported. Robinson, 40, a Memphis Democrat elected to the Tennessee General Assembly in 2018, was charged in July 2020 with wire fraud as well as theft and embezzlement involving government programs after the FBI searched the school and her home. She was accused of stealing federal grant money awarded to The Healthcare Institute, which provides training in the health care field, including nursing assistant jobs in geriatric care. The school received more than $2.2 million in federal grants from the Health Resources and Services Administration, an agency of the U.S. …