A female shop worker suffered a dislocated elbow after a customer tripped her up in what Leicestershire Police considers as assault.
The incident happened at a Leicester city centre shop in Granby Street on 8 August.
The injury caused the shop worker to stay off work for a number of weeks.
https://www.youtube.com/watch?v=zFds621qHSo&feature=emb_logo
Officers investigating the incident have now released an image of a man they would like to speak to.
Anyone who recognise the man pictured is requested to get in touch by calling 101, quoting reference 20*410952 or report online.