The Republican presidential race continues to be a hard-fought battle. We look at the social issues which have risen to the fore, as the hopefuls try to woo the right wing. Next, our reporters take us down the "narco tunnels" criss-crossing the ground under the US-Mexico border. Finally, an American author has taken the child-rearing tips she learned in France across the Atlantic, trying to sell the Gallic approach to her fellow Americans.
Ten US states are set to pick their Republican candidate for the presidential election, but the media is still hooked on the row sparked by right-wing radio host Rush Limbaugh, who called a young campaigner for contraception a "slut" and a "prostitute".
Tuesday saw a double win for Republican presidential hopeful Mitt Romney. The Arizona primary was plain sailing, but his victory was hard-won in his home state of Michigan, with ultra-conservative contender Rick Santorum trailing just behind. Romney is now the favourite to stand against Barack Obama - but the real test will come during next week's crucial Super Tuesday on March 6th, when ten states will vote for their choice of Republican candidate.
Ohio and Texas vote in crucial primaries that could see Hillary Clinton stage a comeback or boost Barack Obama's frontrunner status. FRANCE 24's Emmanuel Saint-Martin and Guillaume Meyer examine what's at stake in the vote. (Report: H.Papper)
Democratic and Republican frontrunners Hillary Clinton and John McCain have won Super Tuesday primaries in the key states of New York and California, according to US media projections. (Report: C.Norris-Trent).