The track from 1983's 'War' was the first to feature vocals from The Edge
She last joined the band on stage back in 2015
There is speculation about who will play at the venue once U2 finish their residency
The extra dates have been added due to "unprecedented demand"
The scheduled dates were originally set to run until mid-December
“Our prayers have always been for peace and for non-violence”
"I tell you, we've got some amazing new songs. Really exciting"
The Irish rock band kicked off their residency at the cutting-edge Sphere venue last weekend
"‘Achtung Baby’ is really our most bloody, brutal, bare-knuckled fight of an album"
The drummer is not taking part in the Las Vegas shows due to injuries to his elbows, knees and neck