2001 – Outgoing New York City Mayor Rudolph Giuliani announces the Yankees and Mets have reached a tentative agreement with the city to build a pair of $800 million, retractable-roof stadiums. Mayor-elect Michael Bloomberg, who is concerned that the Big Apple cannot afford what is believed to be the largest private-public venture in history, will have final word on the $1.6 billion cost of the proposed new ballparks agreements.