Cronkite NewsWatch takes you to Nogales where the debate to remove the former mayor's name, pictures and plaques around the city has spurred controversy. Find out why they voted to leave them all in place. Also, see how the cancellation of NBA games is affecting the local economy. We take you to a city known for its national forests, dinosaur ancestors and route 66. We'll tell you why what's below the surface, is attracting attention and we're live from phoenix Sky Harbor Airport where we discover new security technology being developed here.

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