Overview: Tonight Sue Lloyd-Roberts goes undercover in the Syrian capital Damascus to speak to opposition activists there about the anti-government protests, the regime's response and what the demonstrators hope to achieve. Then our Economics editor Paul Mason considers if the likelihood of banking contagion if Greece defaults has been overblown. Amid claims of a government U-turn Michael Crick is looking at sentencing, and technology correspondent Rory Cellan Jones asks if the personalisation of the web could limit our access to information, enclosing us in a self-reinforcing world view and making our social circles more homogeneous.