Here’s how fast the world’s best marathoners can run

Here’s a complete list of the world record-holders and all-time top 26.2-mile runners.
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U.S. Olympic marathon runner Ryan Hall retires

HOUSTON, TX - JANUARY 14: Ryan Hall poses on the winners stage after qualifying at the U.S. Marathon Olympic Trials on January 14, 2012 in Houston, Texas. (Photo by Bob Levey/Getty Images) Getty ...