A U.S. warship began a week-long port call in China Monday, a moment of cooperation as the two Asia-Pacific powerhouses jockey for position in the disputed South China Sea.

The USS Stethem, a guided missile destroyer, arrived in Shanghai ahead of planned drills with the People's Liberation Army Navy that include communications exercises and a surface rescue simulation.

Turkey warned France almost a year ago over a suspected Islamic State group jihadist who blew himself up in the Paris attacks but the French authorities did not respond, a senior Turkish official said on Monday.

Turkish police "notified their French counterparts twice -– in December 2014 and June 2015" about Omar Ismail Mostefai, the official told AFP, asking not to be named.

At least six people were killed and several others wounded in the latest violence in Burundi's capital, police and witnesses said Monday, a week after the launch of a crackdown search for weapons.

"There have been several armed criminal attacks in many neighborhoods of Bujumbura which were apparently coordinated," a senior police officer said, confirming that six people were killed in separate attacks overnight Sunday.

Rotterdam's outspoken Muslim mayor Ahmed Aboutaleb on Monday called for the "total destruction" of the Islamic State group in the wake of the weekend's deadly Paris attacks.

"We must completely destroy IS. These barbaric acts cannot be left alone. It's clear that IS will not negotiate," Aboutaleb told popular daily Algemeen Dagblad in an interview.

Germany's justice minister on Monday warned against drawing a hasty link between refugees and perpetrators of the deadly Paris attacks, warning that the IS group could be trying to exploit the debate over Europe's migrant influx.

The French police's discovery of a purported Syrian passport near the body of one attacker in particular has sparked concerns that at least one of the assailants might have entered Europe with the hundreds of thousands of people fleeing Syria's civil war.

One of the suicide bombers in the Paris attacks had links to a Belgian Islamic State militant believed to be the mastermind of a jihadist cell dismantled in January, a report said on Monday.

The name of Paris attacker Brahim Abdeslam appears in several police files alongside leading militant Abdelhamid Abaaoud relating to criminal cases in 2010 and 2011, Flemish-language newspaper De Standaard reported.

British security services have foiled around seven terror attacks since June with fighters returning from Syria posing a growing threat, Prime Minister David Cameron said Monday.

"Our security and intelligence services have stopped something like seven attacks in the last six months, albeit attacks planned on a smaller scale" than Friday's attacks in Paris, he told BBC Radio 4 from Turkey.

Cambodian police vowed to arrest opposition leader Sam Rainsy if he returns to the kingdom as planned on Monday night, in a move condemned as a political attack by the country's strongman prime minister on his main rival.

A court issued an arrest warrant for Rainsy last week over an unserved two-year sentence for defamation, a day after Hun Sen threatened him with a separate legal action for comments urging the premier to move towards a peaceful exit from office.

U.N. chief Ban Ki-moon will visit North Korea this week for a likely meeting with the nuclear-armed state's diplomatically reclusive leader, Kim Jong-Un, South Korea's Yonhap news agency reported Monday.

If the trip goes ahead, Ban would be the first U.N. secretary general to set foot in the North for more than 20 years, and the first international leader to meet Kim since he formally assumed power nearly four years ago.

Aung San Suu Kyi's pro-democracy party returned to parliament Monday fresh from a landslide election victory but still cautious over the delicate power transition ahead.

Suu Kyi is constitutionally barred from leading the country but has vowed to rule from "above" the next president, who she will select following her National League for Democracy's win in the November 8 polls.