Dan Loney of American Soccer News has an excellent preview at
http://www.americansoccernews.net/columnists/loney/060803loney.shtml
Kristian Dyer posted another preview on ESPN
http://soccernet.espn.go.com/columns/story?id=374930&root=mls&cc=5901
If you can't watch it on ESPN
Online Radio/Video: http://www.mlsnet.com/MLS/mls/sights/
Matchtracker: http://www.mlsnet.com/MLS/scoreboard/game.jsp?match=08052006_ZZZMLS