Children's Miracle Network hospitals receive $525,852 from Credit Union Miracle Day, the races' title sponsor.
Currently, 210 members of Congress have signed on as honorary race chairs.
Official recognition of events by USA Track & Field elevates event to world-class race, promoters say.
Sunny skies et the scene for a picture-perfect race day on Sunday as $483,000 presented to CMN hospitals by Credit Union Miracle Day.
The championship name will say it is "Presented by America’s Credit Unions" at the Cherry Blossom Run.
So far 91 members of Congress representing 32 states, the District of Columbia and the Virgin Islands have signed on as honorary race chairs of this year’s Credit Union Cherry Blossom Ten Mile Run.