That, among other reasons, is why Internet polls aimed at rating the greatest sports moments always seem to favor the best ones that are easiest for the most respondents to remember. Major League Baseball found this out in 2002 when it polled fans to choose the sport's 10 greatest moments of all-time. Cal Ripken Jr.'s record-breaking 2,131st consecutive game seven years earlier was No. 1 and Bobby Thomson's pennant-clinching "Shot Heard 'Round the World" — perhaps the most storied single swing of the bat in baseball history — didn't make the list.