US attorney general William Barr’s conclusion that President Donald Trump did not obstruct justice, revealed publicly on Sunday in a letter to lawmakers, reflects inherent difficulties in proving such an obstruction case, legal experts said.

Congress is controlled by Republicans, and would not impeach him even if he was linked to alleged Russian interference in the US general election, says Elizabeth Drew.

With reports of nervous White House staff trying to hide from a screaming president who spends his day in front of the TV, Elizabeth Drew looks at the possible way forward.

NBC has suspended Brian Williams as its Nightly News anchor and managing editor for six months without pay for misleading the public about his experiences covering the Iraq War.