Ukraine crisis: Russian claim of troop withdrawal false, says US

Russia's claim that it is moving troops away from the border with Ukraine is "false", according to a senior US official, who added that 7,000 extra troops have arrived in recent days. The official also said that Russia could launch "a false pretext" to invade Ukraine "at any moment". Moscow says it is moving troops away from the Ukrainian border after the completion of military exercises, but western officials say they have seen no evidence to support the claim.We'll hear the views of a Ukranian politician.

Also we get the latest on landslides and flooding in the Brazilian city of Petropolis. Over 90 people have been killed and many more made homeless.

And we'll look into why the catholic church in Italy is failing to tackle clerical sex abuse in the country, and what authorities are doing about it.