The football world has been rocked by the tragic death of 19-year-old youth international Daniel Guerini.
Guerini, who represented Italy at under-15 and under-16 level, was killed in a car accident in Rome on Wednesday night.
'SUPERSTAR': Fans go nuts over incredible Sam Kerr moment
Two other people involved in the accident are reportedly in a critical condition.
According to Italian publication Gazetta, Guerini's vehicle collided head-on with a Mercedes A-Class.
The 68-year-old driver of the Mercedes was also transported to hospital with less serious injuries.
Police have launched an investigation into the cause of the crash.
Guerini had spells with Fiorentina, Torino and SPAL before re-joining Lazio, the club where the youngster started his career, in January.
He played for the Rome club's youth team and was tipped to transfer his success to the senior level.
Football world in mourning over tragedy
"Still incredulous and shocked by pain," Lazio tweeted.
"The President, the men and women of the Lazio Sports Club gather around the family of the young Daniel Guerini."
Fiorentina posted: "We are shocked and saddened to learn of the sudden death of Lazio youngster Daniel Guerini, a member of the Fiorentina youth academy in 2018/19 and 2019/20.
"The thoughts of President Commisso and everyone at the club are with the Guerini family at this extremely difficult time."
Torino also paid their respects, tweeting: "President Urbano Cairo and the whole Torino Football Club, incredulous and deeply saddened, gather around the Guerini family for the tragic death of Daniel, our former Primavera player."
While Hellas Verona FC added: "Hellas Verona expresses deep condolences and heartfelt closeness to Lazio for the tragic death of Daniel Guerini."
Tributes are also flooding in from football fans.
Click here to sign up to our newsletter for all the latest and breaking stories from Australia and around the world.