On Air Reporting: Exploring the Miles of Tunnels that Make Up New York’s Newest Subway System

In this MSNBC original, we go inside the enormous underground cavern and $4.4 billion project that is New York City’s latest subway system. And we go dozens of feet under Grand Central Terminal to take a first look at the latest East Access Project with MTA Capital Construction President Michael Horodniceanu.

To watch the piece, click on either photo above or here.