In case you got slowed down on I-90 this morning, and were cursing to yourself in the car, we thought we'd help calm you down with a little on-the-scene info. This just in from Seattlest Tera, who was stuck on the scene for an hour: "I have a hilarious bus story. Our bus broke down on I-90 and we are all stuck on Mercer Island. Our 'rescue' bus missed the exit. Good job, Metro.......