AFTER Roger Bannister first broke the four-minute mile in 1954, 32 others did it after him in the same year and 300 did it in the next year. Why? People suddenly believed it was possible.

AFTER Roger Bannister first broke the four-minute mile in 1954, 32 others did it after him in the same year and 300 did it in the next year. Why? People suddenly believed it was possible.