Donald Trump has pledged "strong action today" on immigration, a day after he said he wants to use the military to secure the US-Mexico border until his "big, beautiful wall" is erected.

"Toughness is the thing that they most fear."

Find out what this week’s must-see movie titles are. Here are he top three films you don’t want to miss this week, writes Declan Burke.

Republican Donald Trump says he’s not vacillating when it comes to his proposal to deport the estimated 11 million people living in the US illegally — even though his new campaign manager now says his stance is “to be determined”.

Pope Francis’s suggestion that Donald Trump was “not Christian” because of his views on immigration was not a personal attack on the US Republican presidential candidate, said Vatican spokesman Fr Federico Lombardi.

A tunnel designed to smuggle drugs from Tijuana, Mexico, to San Diego was equipped with lighting, ventilation and an electric rail system, US authorities said, making it one of the most sophisticated secret passages discovered along the US-Mexico border.

Arnold Schwarzenegger wasn’t joking when he growled: “I’ll be back.”

Former presidential hopeful John McCain was set to swamp his far-right Republican challenger in Arizona’s primary vote today, putting him on track for a fifth Senate term after his bruising loss to Barack Obama in 2008.

The US-Mexico border has been rocked by a 5.7-magnitude earthquake that rattled nerves in a region still recovering from the deadly Easter tremor, seismologists said today.

Sylvester Stallone is to star in another ‘Rambo’ movie, it has emerged.

Mexican health authorities this morning said they have confirmed 300 swine flu cases due to the virus among a total of 679 people tested so far.

US PRESIDENT Barack Obama has formally asked lawmakers for another $83.4 billion (€63.46bn) to pay for the immediate needs of his revamped strategy for Afghanistan and Iraq.

Firefighters aided by damp weather made progress against the last of Southern California’s big wildfires, hoping to squash the remaining flames before the possible return of winds this week.

US President George Bush today signed a bill authorising 700 miles of new fencing along the US-Mexico border, hoping to give Republican candidates a pre-election platform for asserting they are tough on illegal immigration.

A weakened Hurricane Emily triggered flooding outside Mexico’s third-largest city last night after demolishing homes, toppling trees and sparking thousands of evacuations on the northern Gulf Coast.

Thousands fled as the outer edge of Hurricane Emily lashed coastal areas around the Texas-Mexico border and its already powerful centre continued to strengthen just offshore.

A Texas man who attempted to walk and canoe the 1,952-mile US-Mexico border said the harsh land and intense heat forced him to abandon his plans and catch a Greyhound bus home after just two days.

Six inmates were killed and 10 others were injured after authorities called in special agents to put down a riot at a prison along the US-Mexico border yesterday, authorities said.