President Joe Biden on Monday took his first flight aboard the modern VH-92A helicopter that serves as Marine One after years of delays to the program to replace the aging aircraft that carry the president and vice president. Biden boarded the Sikorsky-made helicopter after arriving on Air Force One in Chicago where he is speak Monday evening at the Democratic National Convention. The maiden presidential voyage carried him from O’Hare International Airport to the parking lot of Chicago's Soldier Field, often used as a landing zone for presidential travel.