There are many shades of blue in the sadness rainbow. Sometimes, it's characterized by a minor disappointment. Other times, it's full-blown grief.
So far in 2014, MMA has seen sad stories of every stripe, from disappointments in the cage to genuine human tragedies outside it. MMA is just kind of like that. There's a high and constant potential for sadness in all its major and minor manifestations.
Here are the five saddest stories of the year thus far. They're ranked in order from least to most impactful.
