US President Donald Trump has addressed the controversy over his eldest son's meeting with a Russian lawyer during last year's presidential campaign.

The chairman of the Senate Judiciary Committee said he is sending a letter to Donald Trump Jr to ask him to testify.

A US SENATOR will introduce an immigration bill in Washington DC today which would allow up to 10,000 Irish a year to live in America on work visas — but not green cards.

The investigation by the US Congress into why the FBI did not anticipate the September 11 attacks is entering a new public phase, with Director Robert Mueller facing tough questioning from senators.