There's the SpaceX tweet confirming May 10:https://twitter.com/SpaceX/status/993577852565049345
Launch day probability of violating launch weather constraints: 20%Primary concern(s): Thick Cloud Layer Rule Delay day probability of violating launch weather constraints: 40% Primary concern(s): Thick Cloud Layer Rule
The first Falcon 9 Block 5 is now outside the hangar and preparing to climb the ramp to launch pad 39A: spaceflightnow.com/2018/05/09/liv…
The Falcon 9 rocket has reached its perch at launch complex 39A: spaceflightnow.com/2018/05/10/fal…
SpaceX's Falcon 9 rocket is being raised vertical at pad 39A in Florida in advance of launch at 4:12pm EDT (2012 GMT).