The Iraqi army has stormed the southern edge of Falluja under US air support, and captured a police station inside the city limits.
An elite military unit, the Rapid Response Team, is leading what is shaping up to be the biggest assault ever fought against the so-called Islamic State.
Explosions and gun fire was reportedly seen in Naimiya, a district of Falluja on its southern outskirts.
Separately, Kurdish security forces announced advances against IS in northern Iraq, capturing villages from militants outside Mosul, the biggest city under militant control.
Counter-terrorism forces, backed by Shi'ite militias on the ground and coalition airstrikes, are moving into the city on several fronts.Read the full story ›
Four suspected Islamic State (IS) members have been arrested in Denmark, police have announced.
Ammunition and weapons were found in a connected search after the arrests near the capital Copenhagen, the police later tweeted.
It said those held were suspected of plotting to commit violence after recruitment by the Syrian branch of the terrorist group.
"The arrests took place as part of efforts to combat people enlisting in terrorist groups in the war-torn areas in Syria and northern Iraq," the police said in a statement on Thursday.
They declined to confirm the identities of the four suspects, who will appear before a judge on Friday, or the details of the allegations against them.
The Islamic State documents reportedly show addresses, phone numbers and family contacts of those who have signed up to the terror group.Read the full story ›
A teenager who claims she was duped by her extremist boyfriend to go and join the Islamic State has spoken of her ordeal.Read the full story ›
The widow of an Islamic State leader has been charged with conspiracy in the death of US hostage Kayla Mueller.Read the full story ›
The Foreign Secretary has defended the government's decision to add four Britons to a UN sanctions list that targets al-Qaeda and Islamic State operatives.
Speaking to ITV News, Philip Hammond said that the sanctions "sent an important message" to other potential home-grown terrorists and demonstrated that the UK had a sanctions regime.
"It will prevent others from travelling around the world," he said.
The four Britons - Omar Hussain from High Wycombe, Nasser Muthana from Cardiff, Aqsa Mahmood from Glasgow and Sally-Anne Jones from Chatham - are suspected of leading recruitment drives and plotting terror attacks against the UK and elsewhere from strongholds in Syria. They will be subject to a global asset freeze and travel ban.
Government moves to tackle Islamic State recruitment by applying international sanctions to British citizens who joined the terror group.Read the full story ›
Barack Obama is to meet Vladimir Putin to discuss Russia's plans to counter Islamic State militants in Syria.
The American and Russian presidents will meet at the United Nations General Assembly in New York on Monday.
White House officials said Mr Obama hoped to learn more about Russian plans to tackle IS by increasing its military presence in Syria.
"There's a lot of talk and now it's time for clarity and for Russia to come clean and come clear on just exactly how it proposes to be a constructive contributor to what is already an ongoing multi-nation coalition," said Celeste Wallander, the White House National Security Council's senior director for Russia.