Warren said Blankfein 'just didn't get it' seven years after financial crisis.
Hacking a presidential election to influence its outcome seems far-fetched, but can it be done?
Remaining 2 Democratic candidates meet for final time before New Hampshire primary on 9 February.
The remaining Democratic candidates face off as they continue campaigning ahead of the 9 February primary.
Presidential candidates are now headed to New Hampshire for the primary on 9 February.
Cruz won with 28% of the vote compared to 24% for businessman Trump.
Cruz crows that media won't pick candidate as Hillary welcomes battle with Sanders.
The Democrat attacked his rivals over campaign funding and 'divisive' policies.
Campaigning in the curtain raiser to the US election is expected to continue right up to when Iowans vote.
Republican favourite Donald Trump marginally leads Ted Cruz as Hillary Clinton deadlocked with Bernie Sanders.
IBTimes UK looks at the main Democrat candidates for the 2016 US presidential election.
Presidential hopeful's campaigners accuse State Department of running amok by blocking release of 22 messages.
The Culinary Workers union claim staffers wore union pins to gain access to workers' dining rooms.
Trump and Bernie Sanders have tapped into a nostalgia that appeals to American voters.
Bernie Sanders has said he will not join the unsanctioned debate on 4 February.
Bernie's Yearning is a mint ice cream with a layer of chocolate on top
Four out of 10 Republican voters across the United States now support the outspoken billionaire.
Outspoken Republican front runner also casts doubt on Bloomberg's personal fortune.
Each candidate will have 30 minutes to answer questions during the CNN-hosted town hall event.
All 3 Democratic candidates will meet for last time before the Iowa caucus on 1 February.
The 73-year-old former NYC mayor reportedly willing to use $1b of own money to fund campaign.
Clinton suggests Sanders was part of the 'establishment' following over 20 years in Congress.