For Peyton Manning’s sake, Dave Ross hopes human growth investigation falls flat

Denver Broncos quarterback Peyton Manning, center, joins head coach Gary Kubiak, left, and team general manager John Elway after Manning's retirement announcement at team headquarters Monday, March 7, 2016, in Englewood, Colo. Manning, who has been in the NFL for the past 18 years, is retiring after winning five MVP trophies and two Super Bowl championships, the most recent last month against the Carolina Panthers.