PICTURE: Post-race Superstock accident.
Simeon, who had finished third, was hit from behind by Seaton on the cool-down lap - but was able to limp up to the podium - while the Australian was taken to the Clinica Mobile with concussion.
Ducati Xerox Junior Team rider Brendan Roberts won the race with Cruciani Moto Suzuki Italia's Davide Giugliano second.
Simeon, who had finished third, was hit from behind by Seaton on the cool-down lap - but was able to limp up to the podium - while the Australian was taken to the Clinica Mobile with concussion.
Ducati Xerox Junior Team rider Brendan Roberts won the race with Cruciani Moto Suzuki Italia's Davide Giugliano second.