How much scoreless innings did the st. louis cardinals and the new york mets play last year in their extra inning game?

There were 18 scoreless innings during the St Louis Cardinals and New York Mets extra inning game last year. St. Louis scored a run in the 19th.
Answered by kgb agent Bryan R on Monday, July 18 2011 at 01:01AM EDT
Source: sports.espn.go.com/...