Mika Kallio, rookie rider for Pramac Racing may be in doubt for the upcoming Laguna Seca race this weekend.
Kallio who crashed out just a few corners from the finish line battling for 6th place at the Assen TT, badly injured his left ring finger when his hand when his hand got caught under his sliding Ducati D16.
According to the Clinica Mobile website, Kallio has lost half of his finger.
