Analysts say Twitter will be able to cite this deal as evidence that it is gaining traction as a worthwhile marketing tool.

BBC: Twitter secures advertising deal with SMG

Mr Brown likes to cite his age, 72, as evidence that he has no ambitions beyond this last run, hinting that the old maverick would take on the unions.

ECONOMIST: The California governor's race

Those who oppose school vouchers and school choice in general tend to cite lack of positive results of voucherization in Chile as evidence that it will have little effect.

FORBES: Lessons on School Choice from Sweden

Many continue to be afforded the opportunity to meet with administration officials and, in turn, to cite such meetings in press releases and public statements as evidence that they must not be Islamist-sympathizers, after all.

CENTERFORSECURITYPOLICY: Smearing Daniel Pipes

Opponents cite that figure as evidence that the system fails to stop illegal weapons sales that the legislation seeks to target, while supporters say the result shows the system keeps some guns out of the hands of the wrong people and the system should be expanded and strengthened.

CNN: SHARE THIS

The headline above should be good for a laugh, but believe it or not, chiropractors around the world are claiming that they can help your body repair its DNA. All of them cite the same 2005 article as evidence, so I read the article to find out what it was all about.

FORBES: Chiropractic cures for your DNA?

Prisoners often cite being in a segregation unit as evidence they are under threat - and use this to strengthen their case for being moved to another jail.

BBC: Blundeston inmates opt for 'safe' segregation

"Our own evidence suggests that those students from the poorest backgrounds are most likely to cite financial hardship as the biggest reason for dropping out, which shows the importance of continued funding for bursaries, " he added.

BBC: Unis 'should offer poor pupils automatic interview'

As evidence, they cite a 12-week scheme using weights that helped women 64 and above to double their leg strength and a walking program that reversed decades of declining lung function in a group in their seventies.

CNN: Bring the Barbells, Granny