US President Donald Trump on Monday offered to meet Iranian President Hassan Rouhani without any preconditions, at any time he wants.

"If they want to meet, we'll meet," BBC quoted Trump as saying at a news conference at the White House with Italian Prime Minister Giuseppe Conte.

Immigration officials in Canada have been using DNA testing and ancestry websites to try and determine migrants nationality, according to the Canada Border Services Agency (CBSA).

Unusually high sea water temperature has forced Swedish nuclear power plant to close, authorities said on Monday.

The sea water's temperature outside one of Sweden's nuclear plants has forced the plant to close down temporarily. As the sea water reached a temperature of 25 degrees Celsius, it can no longer be used for a cooling effect.

A detailed report released by a safety investigation team on Monday about the disappearance of Malaysia Airlines flight MH370 in 2014 has failed to identify the cause of the mishap and left many questions unanswered due to lack of evidence.

Pakistan Tehreek-e-Insaf (PTI) Chairman Imran Khan has said that he will take oath as Prime Minister on August 11, the media reported on Monday.

Apple will help the flood-affected Japanese people by undertaking free repair of iPhones, iPads, iPods, Mac computers, Apple Watches and Apple's displays damaged in the torrential rains that hit the western part of the country earlier this month.

Around 1.2 million Syrian refugees have returned to their homes since September 2015, since Russia launched its anti-terror operations there, the Defence Ministry here has said.

US President Donald Trump has threatened to shut down the government if the Democratic Party does not cooperate on border security issues.