By Mark Memmott
Adam "MCA" Yauch of the Beastie Boys went on the Web today to tell fans that the group is going to have to cancel tour dates and put off finishing up its next album.
He has a cancerous tumor in a salivary gland, but has been told it's very treatable and won't affect his voice in the long run. Here's Adam, right, with fellow Beastie Boy Adam "Ad-Rock" Horovitz:
Among the dates the Beastie Boys had scheduled: July 31 at the All Points West Festival in Jersey City, Aug. 6 at the Congress Theater in Chicago and Aug. 8 at Lollapalooza in Chicago.