Last Saturday September 16th, The Strip in Las Vegas was the site of an impromptu performance by U2 that showcased an as-yet-unreleased song called “Atomic City.”

The anticipated release of “Atomic City” is expected to be timed to coincide with the commencement of U2’s Las Vegas residency which begins this Friday, September 29th at the new MSG Sphere at the Venetian.

The new single will be released to radio via Interscope this Thursday September 28th at 9p PST/Midnight EST.