Generations of country stars have known that when you want weeping steel guitar, you call Paul Franklin. He told Apple Music that one of his proudest musical moments is his duo project with Vince Gill, and hearing his heart-grabbing solo on “Together Again,” it’s clear why. And his poignant sweeps and swoops on Dire Straits’ “Calling Elvis” and Sting’s “Love is Stronger Than Justice” show that his skills transcend genre.