The Indiana Supreme Court will hear arguments in three cases Thursday, including a suit in which a woman claims a casino took advantage of her gambling addiction. Arguments begin at 9 a.m. in Caesars Riverboat Casino LLC v. Genevieve Kephart, No. 31S01-0909-CV-303. Caesars originally filed a suit against Genevieve Kephart after she failed to repay a gambling debt. The casino sought repayment, treble damages, and attorney fees. But Kephart counterclaimed, arguing the casino unjustly enriched itself because it knew she had…