text:  It is a lengthy indictment, 24 counts in all, and Governor Marvin Mandel is named in 22 of them. He is indicted along with five business associates. Mandel is charged with 20 counts of mail fraud and two counts of conducting prohibited activities. The indictment is the culmination of 18 months' investigation by the grand jury, the second such grand jury looking into Maryland political corruption. Baltimore has been listening for 100 years. Talk Radio 680 WCBM.