"The Caliphate has crumbled and ISIS [Daesh] has been defeated," Pence said in his speech to the Global Chiefs of Mission Conference at the US State Department. "We’re now able to hand off the fight against ISIS to our coalition partners."
Earlier on Wednesday, a spokesperson for Operation Inherent Resolve announced in a Twitter message that several US service members had been among the 16 people killed in a bomb attack in the northern Syrian town of Manjib. The Islamic State claimed responsibility for the attack.
READ MORE: Erdogan: Terror Attack in Manbij, Syria May Be Aimed to Influence US Withdrawal
The attack was made in wake of the recent President Donald Trump's order to withdraw 2,000 US troops from Syria.
Over the past four and a half years, only two US service members had previously been killed in action in Syria since the start of the current campaign against Daesh there in 2014. The coalition's military operation in Syria has been approved neither by Damascus nor by the UN.
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*Daesh, also known as IS (Islamic State), ISIS, ISIL — a terrorist group, banned in numerous countries, including Russia