It's almost time for New Year's Eve in Times Square, and New York City Mayor Eric Adams and Police Commissioner Jessica Tisch held a security briefing Monday to ensure it runs smoothly. An estimated one million revelers are expected to pack the Crossroads of the World to see the ball drop Tuesday night.

New York’s ball-drop celebration is more than a century old. One important fact about this year: You are likely to get wet.

An estimated one million revelers are expected to pack the Crossroads of the World to see the ball drop Tuesday night. CBS News New York's Lisa Rozner has a look at the security and other preparations already underway.