user: Question: Who was the shooter when the rank points was 8 and the event was WC Kerrville?
Columns: ['Shooter', 'Event', 'Rank points', 'Score points', 'Total']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Erminio Frasca ( ITA )', 'WCF 2007', 'Defending champion', 'Defending champion', 'Defending champion']
SQL:

assistant: SELECT "Shooter" FROM "Table" WHERE "Rank points" = '8' AND "Event" = 'WC Kerrville';