For the 28th consecutive year, more than 50 University of St. Thomas accounting students, alumni and volunteers are providing free tax preparation through the IRS VITA (Volunteer Income Tax Assistance Program) in north Houston from 9 a.m. – 2 p.m. on Saturdays Jan. 29 through April 15. Preparers will offer free tax assistance and electronic filing at the MD Anderson YMCA, 705 Cavalcade, near…