I know what you mean I am just old enough to remember well the challenger disaster as a matter of fact I remember where i was when i heard. this was much the same I was at work and got a msnbc headline update..... The same sinking feeling that I remember from the challenger disaster...I was kind of on edge all night had to go for a ride after work, i judt got on and rode lost in thought, when I finally looked I had covered 11 miles, but can't remember what i saw u know? bikes are a great stress reliever.