The 363 Oxford Street address hosted the very first HMV store in 1921, opened by composer Edward Elgar, and was central to the development of British popular music and culture
The British Transport Police said the altercation took place inside the busy Oxford Circus underground train station
Police said there is no evidence that shots had been fired or that there were any serious casualties
Trains were not stopping at either Oxford Circus or the nearby Bond Street station due to the incident