An elderly man underwent surgery, and suffered hip damage, after being pushed to the ground in Bristol city centre.
The man, who is aged in his 80s, accidentally bumped into his attacker on Lewins Mead.
It’s alleged the thug turned around and deliberately pushed the pensioner, and his son, to the ground.
Avon and Somerset Police has launched an investigation following the assault at about 2pm on Saturday, August 8.
Officers have today (Thursday, August 17) released CCTV images of a man they would like to trace.
A force spokesperson said: “The older man is now recovering at home after surgery for a gash to his arm and damage to his hip joint, while his son also suffered grazing and bruises.
“Officers have been carrying out enquiries including a trawl of CCTV footage of the area. They’re keen to speak to the man in these images.
“He’s described as white, in his 30s, about 5ft 10ins, slim, with brown hair and wearing grey joggers and a grey jumper. He’s carrying hand sanitiser.
“Officers ask him, anyone who knows him, or anyone who saw the incident to call 101 quoting reference 5220178203.”