KIEV: Mila Kunis and Ashton Kutcher are finally engaged. The pair who first met as co-stars on hit television show That ‘70s Show are set to tie the knot, according to various media reports. E! News broke the story Thursday night after Kunis, 30, was spotted wearing a diamond ring on her left hand while out shopping with her mother on Thursday. Kutcher finalized his divorce with Demi Moore in November 2013. “Ashton and Mila have talked about getting married for quite a while,” a business source close to Kutcher previously said. “They’re incredibly happy together.”–SH