Elon Musk’s SpaceX on Wednesday announced that a liquid oxygen (LOx) leak was detected in the Falcon 9 rocket during post-static fire inspections, prompting a delay in the launch to allow time ...

"Standing down from tomorrow's Falcon 9 launch of Ax-4 to the Space Station to allow additional time for SpaceX teams to repair the LOx leak identified during post static fire booster inspections ...