Washington Heights, NYC - Columbia University Sophomore Kyle Merber, lead 4 runners under the 4 minute barrier in the Columbia Last Chance meet at the Armory yesterday.  He had a previous best of 4:02, set earlier this indoor season, and was the Millrose Boys Mile Champion in 2008.  Watch an awesome video of the race here http://www.runnerspace.com/video.php?do=view&video_id=21900