Hello, Buenos Aires: The Obamas do the tango

BUENOS AIRES, Argentina (AP) — He could not resist the forbidden dance.
President Barack Obama wasn’t in Argentina for 24 hours before he found himself doing the tango Wednesday night.
It was a reluctant tango. The president and first lady Michelle Obama were attending a state dinner in the Argentine capital when they were pulled abruptly onto the dance floor on by a pair of dancers hired to provide the entertainment.
At first, the woman in the shimmering gold dress seemed to content