The race director decided to delay Q2 until the following morning as darkness set in.

Mary Wittenberg, the race director, called it "the best weather we've had in 10 years."

"As a race director, it just makes you so paranoid and conservative about how to handle runners in the future."

None of the race directors would say how much appearance money they would offer.

"No one really knew what to think about much of anything," the race director, Peter Craig, said.

Earlier in the day the race director held a briefing for coaches and federation officials.

The race directors did everything imaginable to get a world record.

He has served as the race director of the Boston Marathon since 1988.

When riders raise a hand, the race director calls support cars forward by scanner.

The race director said he has found that some of those stars run more slowly when their pockets are lined.