Too high. 200,000.
Not impossible from the inside... an altitude or barometric-sensitive bomb. The shuttle was overhauled within the last year. First Israeli astronaut - who led a mission in the Israeli Air Force against the Iraqi nuclear infrastructure. Sleeper within the support crew?
God bless them and their families.
Too high. 200,000. Well, terrorism could come in the form of sabaotage by one of the mechanics. But that's just rank speculation, of course.