Only that, they say, will convince their voters that, with Russia flexing its muscles nearby, sending troops to Afghanistan is worth it.

ECONOMIST: NATO and Russia

It is made harder by Mr Toledo's administrative inexperience, and by his lack of a reliable majority in Congress, which is flexing its muscles after a decade of submission to Mr Fujimori.

ECONOMIST: A restored democracy struggles to find its feet

The partnership with Spotify signifies how Facebook is flexing its muscles in the media space, offering services that keep people within the social network, rather than scouring other parts of the web for content.

FORBES: Facebook To Launch Music Service With Spotify

While Twenty20 cricket may have started out as a bit of a hit-and-giggle contest it is now a serious, serious business which is flexing its muscles as the world of cricket steps into a whole new era.

BBC: Justin Langer column

Each side is flexing its muscles.

NPR: Israel Warns Syria Against Attacks On Golan

Moscow's flexing of its muscles in the energy sector - which saw state-owned firm Gazprom temporarily cut off gas supplies to neighbouring Ukraine - as well as new rules for the foreign ownership of Russian companies and export tax rises, all have implications for BP.

BBC: Analysis

Such developments reflect, too, a generational change in Brazil's highly professional foreign service: older diplomats, who worked during the cold war and Brazil's 1964-85 dictatorship, are giving way to younger ones, who feel that the world's ninth-largest economy should be less shy of flexing its democratic muscles.

ECONOMIST: Brazil��s foreign policy

Target will soon be flexing its omni-channel muscles with its new service, code-named Cartwheel, which will integrate online and mobile channels, offering features like coupons, rebates, and price comparisons.

FORBES: Today's POS is Not Suited for Tomorrow's Dynamic Retailer