Florida governor among those who greet president at airport
Businesses express solidarity with Pulse
actor says 'You don’t want to mess with us'
Lin-Manuel Miranda, Rosie O'Donnell and more to participate
Incident comes same day as Orlando massacre
community remembers victims in coming days
Riders began at Dupont Circle
'We are very proud of our city'
Organizer promises top-notch event
Fundraiser for Orlando victims set for Sunday
