It would still appear the Panthers need some experience at nickel CB given the current depth chart.
With Bene Benwikere moving to the outside opposite Josh Norman it would appear the Panthers still need a nickel CB. Other CBs on the roster are Robert McClain, Teddy Williams, Lou Young and newcomer Travell Dixon (January Futures signing). Unless they plan to move McClain to the slot then it would appear a vet is needed for the mix.
Here's three players seem to fit:
Robinson had his best season last year playing in the slot for the Chargers after four five lackluster ones with the Saints.