I was at CPAC when that happended. Everyone was huddled around the few small TVS or walking around dazed...
With Columbia, I imagined knowing death was coming as you careened into the atmosphere as your craft broke up around you. I was one of those who, post launch as she orbited awaiting a fiery death, was fearful damage was underestimated by those NASA experts, engineers and scientists. When she was lost, I was shaken. That no indictments came, that even post Challenger, arrogance ruled is an incomprehensible horror.