@BBCMarkMardell via Twitter
#Ukraine G7 nations warn Russia Crimea referendum would violate UN charter & 4 other international agreements with "grave implications"
New York City emergency crews are responding to reports of an explosion and building collapse that has reportedly injured nearly a dozen people.
A man who spent more than 25 years on death row in the US state of Louisiana walks free from prison after his 1988 murder conviction is overturned.
About 4.2 million Americans have signed up for private health insurance through marketplaces set up by President Obama's health law, officials say.
The head of the US Senate intelligence committee accuses the CIA of improperly accessing computers used by congressional staff amid an investigation.
A US congressional committee says it is investigating General Motors' recall of nearly 1.6 million vehicles over faulty ignition switches.
Are robots and reading helping the city take on Silicon Valley?
Fans bring Veronica Mars back to the big screen
Has Russia anything to fear from US sanctions tool kit?
Snowden and Assange top billing at Texas tech festival
How the US president has handled world uprisings
Can teaching parents to chat to their babies reduce inequality?
Should the NFL ban the 'n-word'?
The town that wants more nuclear waste under its ground
US photographer visits Syrian refugees in Jordan
Is watching television via the internet illegal?
A new study looks at where your tourism dollars are going
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