Tinned fish like sardines, mackerel, cod and more are making a comeback thanks to social media. CBS Saturday Morning heads to Porto, Portugal, to discover how the utilitarian fare became a culinary sensation.

Tinned fish like sardines, mackerel, cod and more are making a comeback thanks to social media. CBS Saturday Morning heads to Porto, Portugal, to discover how the utilitarian fare became a culinary sensation.
Jimmy Kimmel returned to his long-running late-night show Tuesday, less than a week after network …