This is a lot of Air Force One carbon emissions for what amounts to about a half-hour in actually fundraising, not to mention the cost to taxpayers:

4:30PM THE PRESIDENT arrives in Miami, Florida
Miami International Airport
Open Press
5:45PM THE PRESIDENT delivers remarks at a DCCC reception
Private Residence, Miami, Florida
Print Pool Coverage
6:00PM THE PRESIDENT delivers remarks at a DCCC dinner
Private Residence, Miami, Florida
Print Pool Coverage
7:00PM THE PRESIDENT departs Miami, Florida en route Andrews Air Force Base
Miami International Airport