CNN Correspondent Deborah Feyerick says Dzhokhar Tsarnaev has pleaded not guilty.
#Tsarnaev is now standing. He wipes his mouth. Charges read WMD. He says "Not guilty" bending down to speak into microphone.
"Not Guilty" he is no longer bending towards the microphone but standing straight up. He has an accent. Fidgeting touching mouth, neck.
#Tsarnaev his hands are not shackled. He fixes a velcro strap on his cast. He has pleaded "Not guilty" to all charges.
More top news
Malicious software that can be used for long-term surveillance operations has been discovered by computer security company Symantec Corp.
A soldier who lost a leg when he was trapped in an Afghanistan minefield has spoken of the controversial rescue mission.
A Russian tourist has been fined 20 Euros (£15,829) for engraving a 10-inch tall letter 'K' on a wall of the Colosseum in Rome with a stone.