It is always a good idea to double and triple-check your work, but this is especially true if you are sending astronauts into space. One little issue could derail a whole mission and place astronauts in danger. NASA has given permission for SpaceX to launch its Crew-3 mission this weekend, but there is one issue that needs the crew’s attention

Source: Hot Hardware – NASA Greenlights SpaceX For Halloween Launch But First Has To Flush A Toilet Issue