RW published their own list of highlights from the running world for 2010.
http://rwdaily.runnersworld.com/2010/12/2010-the-running-year-in-review.html
Any you'd like to add?
*Most surprising CR:
Robert Kiprono Cheruiyot in 2:05:52 at Boston. Took over a full minute off the CR.
*Best dueling finish for a marathon:
Wanjiru and Kebede at the Chicago Marathon.