On Thursday, New York Yankees' legendary pitcher Mariano Rivera proved that in retirement, he's still on top of his game, but this time around his incredible cut fastballs are coming from a philanthropic direction as he lent his support to Ronald McDonald House New York during Bloomberg Tradebook Charity Trading Day, where former Mayor Michael R. Bloomberg's global agency brokerage business helped raise money for 14 charitable organizations in New York, London and Hong Kong.
