Kate Upton and beau Maksim Chmerkovskiy split

Kate Upton and 'Dancing With the Stars' pro Maksim Chmerkovskiy have ended their relationship, according to reports.

According to a source, the 21-year-old model and the 23-year-old Latin Ballroom dancer have been done for a while, People magazine reported.

The pair were said to be very serious for each other, and were recently photographed holding hands at the end of September.