Saint Mary's defensive problems

Matt Dorr (17 points) and San Diego exposed Saint Mary's defense in their upset win on Wednesday. James Snook/US Presswire

All season long, Insider will be keeping a close eye on teams from conferences that have not usually produced multiple NCAA tournament bids to see which squads outside of the spotlight look the strongest come tournament time. In this edition, we focus on the Horizon League and Missouri Valley Conference, Utah State, Saint Mary's and Conference USA.

For many of the teams featured in these non-power six conference rankings, this weekend's BracketBusters games will provide some insight into any postseason hopes the squads might harbor. This is particularly true after the past two weeks, when conference heavyweights like Utah State, Saint Mary's, Wichita State and Cleveland State suffered somewhat puzzling losses. This weekend will also help to lend some clarity to the top half of the two conferences -- the Horizon League and the Missouri Valley.