The Northern Iowa volleyball team meets Ball State in the opening round of the N-C-A-A tournament tomorrow afternoon in South Carolina. At 28-0, the Panthers are the only unbeaten team in the country. U-N-I coach Iradge Ahrabi-Fahd says Ball State is a tall team that will pose some problems..Ahrabi-Fahd says after a first round loss to Indiana last year the Panthers are ready for the tournament.Clemson is hosting the first round and will take on Indiana in the other first round match.