Rider deaths in motorcycle racing

Columns: Year | Rider | Series | Circuit
1912 | Eddie Hasha | Board Track Race | New Jersey Motordome | 1924 | Ray Weishaar | Speedway | Legion Ascot Speedway | 1971 | Rusty Bradley | AMA | Daytona | 1988 | Randy Glenn | CCS | Daytona | 1992 | Larry Schwarzbach | AMA Superbike Championship | Mid-Ohio | 1993 | Jimmy Adamo | AMA Superbike Championship | Daytona | 2000 | Chris Tatro | Championship Cup Series | Daytona

Example questions:
What is the name of the motorcycle series held at a location named for a national forest ? | What is the year for the American motorcycle racetrack in Los Angeles that operated for approximately 12 years ? | What is the motorcycle series for the circuit held at a road course auto racing facility in Troy Township , Morrow County ? | What is the name of the motorcycle series held at the place once knows as Jack Murphy Stadium ?

Answers:
WERA National Challenge Series | 1924 | AMA Superbike Championship | AMA Supercross Championship