Jennifer Lopez reunites with Casper Smart on movie set

Pop star Jennifer Lopez and dancer Casper Smart continue to fuel speculations that they are back together.

The couple was spotted holding hands while taking a stroll on the set of her new drama "Shades of Blue", reported Ace Showbiz.

In some photos, Lopez and Smart looked relaxed as they walked hand-in-hand on the Brooklyn set.

The star of "The Boy Next Door" wore a green puffy long coat and navy boots with her hair styled in voluminous curls. Smart, meanwhile, donned a jean jacket, a white tee, chambray trousers and brown shoes.

Lopez, 45, and Smart have been spotted spending time together since January.