os orville schell you were in tiananmen on days ahead of the crackdown.re these protesters, students asking for? s d how high were their hopes? >> ts a movement that lasted over seven weeks, so by the time it moved a few weeks down the line, they'd accrued l so or ofinrde, workers. ind i think the thing which is so sing about being there then was that-- i mean, t was a sense of invin scibility thehow they were on the crest of some major, major change after decades and decades of a kind of an only incipient democratic movem and, indeed, before the people's liberation army came in t first time, where they were byopped in their tracks in the streetundreds of thousands of people, there wass t sense, asinxin suggests, maybe this time there would be a dynastic change.'s thhat make mead it so shocking when they moved in the next timelaith gunsing and showed they really meant business. >> the next time they moved in, ofourse, was the anniversary we're marking today, en hundreds, perhaps thousands, we killed. mine xin, did they understand or misunderstanpewhy thes