This week I'm in Miami, a cruise hub that blows all others out of the water. PortMiami (as they like to spell it) is the ...

This week I'm in Miami, a cruise hub that blows all others out of the water. PortMiami (as they like to spell it) is the world's busiest cruise port, handling about 7 million passengers a year.

MSC is debuting the newest addition to its fleet–the sprawling MSC World America–in PortMiami, and NBC6 is taking a tour ...