of frost so that could just be frost, it could be the result of a crack, so the teams are looking into that, but also an engine issue. engine number 3 on the core stage, the core stage is that orange huge middle part of the rocket that you see. one of the four engines is not performing as expected right now. as you pointed out there is a two-hour launch window but all of these delays have added up so it s unclear right now if the teams will be able to troubleshoot these issues but also if they would be able if they are able to troubleshoot these issues if they will be able to make up that time and make up make this launch window today. if they are not able to make this launch window there is another potential launch date of september 2nd, also a backup to the backup of september 5th. i want to remind our viewers that this is a test launch here and that rocket behind me has never flown. so there have been several issues that nasa has dealt with over the years in terms of,