In the latest wrap-up from news outlets and bloggers across the globe:

Senators grill tech companies on aiding Chinese censorship
San Jose Mercury News – Senators and human rights advocates told Google, Yahoo and Cisco Systems on Tuesday that they need to do more to protect user privacy in China and combat censorship around the world …

Sisters fear for defectors
Radio Free Asia – Two young North Korean women resettled in the United States after a dangerous decade as refugees in China say they’ve found peace here but fear for the many other North Korean defectors who write to them from China …

Tibet and China: 7 questions
BBC – Two leading academics analyse both sides of the dispute. Dr Steve Tsang specialises in Modern Chinese Studies at St Antony's College, Oxford. Andrew Fischer is an expert in Tibet at the Development Studies Institute, at the London School of Economics …

Chinese leaders grapple with political aftershocks
AP – Chinese leaders moved to contain the political aftershocks of last week's deadly earthquake, promising a big rebuilding fund, reining in the recently aggressive media and trying to keep despair from turning to anger in the disaster zone …

Leading Tibetan freed, awaiting trial
Radio Free Asia– Chinese authorities have released on bail a leading Tibetan media personality. But Jamyang Kyi still expects to stand trial on unspecified charges related to massive anti-Chinese protests in March …

Tibetan nuns play key role
Radio Free Asia – Chinese authorities in Tibet have raided a large nunnery in Sichuan province after its leader refused to condemn the Tibetan exiled leader, the Dalai Lama, Tibetan sources say …

‘Dirty bomb’ warning to the Olympics
BBC – The Beijing Olympics in August could be a target for terrorists using radioactive materials, the UN nuclear watchdog has told the BBC …