medication will remain available through midnight on friday after the supreme court pushed their self imposed deadline. due to conflicting rulings from federal judges in two states. we are tracking a major threat more than 50 million people from texas to wisconsin, bracing for severe weather after deadly tornado slammed parts of oklahoma overnight, officials fear the death toll could rise these stories and more coming here to cnn news, central. if all goes well, we are just minutes away from the historic launch of the spacex starship, the largest and most powerful rocket ever built. this is a critical test fight with test flight with a longer term goal of one day, taking people back to the moon, and maybe even mars . the launch window opens this hour 9 28. am eastern. to be exact. then it gives spacex a 62 minute window to get that massive rocket off the launch pad. this test was originally planned for monday. you ll remember, but that launch was called off almost as soon as
booster, which is the bottom part of the rocket. and then the spacecraft rocket itself was all was almost was already done as well. and they were also going through the process of cooling the entire system down and all of that started happening about three minutes t minus three minutes to this launch, so they ve been saying that everything was on track. but here just about 40 seconds away from the launch is when they put it on hold and john, we continue to kind of wait and see if there s any other indication. i m not hearing anything right now. so i would imagine they re in the process of what we ve gathering that and seeing if we can hear any other, let s listen in ed. they re talking with this morning s rocket launch pressurization was just a little bit long. that s not unusual. we ve held a t minus 40 seconds before to pressurize that appears to have been resolved the same time on the second stage. they re working some final purging. we should know very shortly. if that is cleared n