Why Is Bradley Manning Being Punished Before Trial?

This BBC report is a chilling testament to the mistreatment an American citizen is enduring on US soil. It's a shameful display of the military's contempt for Manning's personal rights and a blatant attempt to intimidate whistleblowers.
http://news.bbc.co.uk/2/hi/programmes/newsnight/9434978.stm

The Manning case suggests the US government's continued complicity in torture.
http://www.truthdig.com/arts_culture/item/bradley_manning_treatment_reveals_continued_20110325/?utm_