US Defense Secretary Jim Mattis has visited Kabul to pledge support for the government of President Ashraf Ghani, with the precarious security in the Afghan capital underlined by a rocket attack on the airport hours after he touched down.

North Korea has said it was seeking military "equilibrium" with the United States as leader Kim Jong-Un vowed to complete Pyongyang's nuclear programme, which he said had "nearly reached the terminal".

Officials in Florida's Key West and popular Caribbean tourist islands order people to evacuate as Irma, a "potentially catastrophic" Category Five hurricane, was set to make landfall.

The United States orders Russia to close its consulate in San Francisco and two other installations in two days, a move Moscow greeted with "regret," as relations between the nuclear-armed powers took another dive.

Is the United States threatened by Nazism? The short answer is no, notwithstanding the frightening events in Charlottesville, Virginia.

China should remain neutral if North Korea launches an attack that threatens the United States, a Chinese state-run newspaper says, sounding a warning for Pyongyang over its plans to fire missiles near the US Pacific territory of Guam.

At least 16 people are killed when a US military plane crashed in rural Mississippi on Monday evening, a regional emergency management official said.

The image of the United States has deteriorated sharply across the globe under President Donald Trump and an overwhelming majority of people in other countries have no confidence in his ability to lead, a survey from the Pew Research Center shows.

Christian Pulisic score the equalizer in the 61st minute as the United States rally to earn a 1-1 draw with Venezuela in a World Cup qualifying tune-up game.

Webb Simpson lips-out a birdie chance at the final hole and has to settle for a two-stroke lead over Paul Casey and Danny Lee after the third round of the Dean & DeLuca Invitational in Fort Worth, Texas.

Attorneys for Eugenie Bouchard on Tuesday accused the United States Tennis Association of erasing security camera footage of her fall in the trainer's room at the 2015 U.S. Open, which resulted in a concussion and a lawsuit against the USTA.

World number one Dustin Johnson declared himself ready to challenge for victory after a tidy return to competition left him four strokes behind first-round leader Francesco Molinari at the Wells Fargo Championship on Thursday.

Former FIFA president Sepp Blatter has not spoken to United States prosecutors in Switzerland, his US-based lawyer told Reuters on Tuesday.

FIFA audit and compliance committee member Richard Lai was provisionally suspended by the chairman of the Asian Football Confederation (AFC) Disciplinary and Ethics Committee on Friday after the Guam official pleaded guilty to charges of fraud.

A member of FIFA's audit and compliance committee pleaded guilty on Thursday to US charges that he took close to $1 million in bribes in exchange for using his influence within the global soccer governing organization.

The bidding process has yet to begin but the joint proposal from the United States, Canada and Mexico to host the 2026 World Cup is already the heavy favourite to win.

Phil Mickelson broke par for the 50th time at Augusta National on Thursday, overcoming the whipping winds for a one-under-par 71 in the opening round at the US Masters.

World number one Dustin Johnson's participation in the US Masters this week is in doubt after he injured his back in a freak accident, his manager David Winkle said on Wednesday.

Australia's number two Bernard Tomic will be absent from this week's Davis Cup quarter-finals but the United States will still have a fight on their hands in Brisbane due to the impressive form of Nick Kyrgios, U.S. team captain Jim Courier said.

Roger Federer beat Australia’s Nick Kyrgios 7-6 (11/9), 6-7 (9/11), 7-6 (7/5) in a thriller to set up a mouth-watering Miami Open final against Rafael Nadal.