Merseyside Police have appealed to the public for information after a rock was thrown through the attacker's Porsche on Monday night
Police have opened an investigation after Philippe Coutinho's car window was smashed outside of Anfield during the club's awards event.
A public appeal for information has been made after the Brazil international's Porsche had a rock thrown through it.
"Merseyside Police can confirm a report was received of a car being damaged at a car park outside Anfield stadium [on Monday]," a statement read.
"A report was received at about 7.50pm to a report that the driver-side window of a black Porsche vehicle had been smashed at around 7.