NASA proposed STS-1 be an RTLS. John Young wasn't too happy at the idea and compared it to playing Russian roulette.
Also fun fact, STS-1 the Orbiter was found to be so damaged, Young said if they knew about it, they would have ejected
alt Hacker News
Also fun fact, STS-1 the Orbiter was found to be so damaged, Young said if they knew about it, they would have ejected