Who the heck was Joseph Warren?

When it's time to study the American Revolution in grade school, US kids tend to learn the same few names -- Betsy Ross, George Washington, Benjamin Banneker, Jefferson, Revere and so on. But, were it not for a single gunshot, physician and revolutionary Joseph Warren just may have become one of the first presidents. Tune in to learn more.See omnystudio.com/listener for privacy information.