https://thenextweb.com/space/2020/05/26/how-to-watch-spacexs-rocket-launch-for-its-first-crewed-mission/

Later this evening, SpaceX will be launching its Falcon 9 rocket with two NASA astronauts onboard — the private company’s first crewed mission ever. Astronauts Doug Hurley and Bob Behnken are making a trip to the International Space Station (ISS), and will stay there from 6 to 16 weeks. 

The launch is set to take place on May 27 4:33 PM ET/ 10:33 PM CET / 2.30 AM IST (May 28). You can watch live streams of the event though plenty of ways. SpaceX and NASA will both stream the event on their websites.