This NCAA tournament has not been short of upsets and big wins in its first weekend of competition. There are always Cinderella stories each year and this year is no different. No. 15 seed Florida Gulf Coast has advanced all the way to the Sweet 16 and hopes to continue its historic journey.
The big storylines from the first weekend weren't hard to find, as some of the tourney favorites were sent packing before Sunday. Teams like No. 1 seed Gonzaga, No. 2 Georgetown and No. 4 St. Louis all had their dreams of cutting down the nets ended early.
Here are the five most shocking stories from the first weekend of the tourney: