US did murder 170 girls in Minab school, and hit many civilian targets, including a water desalination plant.
Yes US is using precision weapons, but not because they want to avoid indiscriminate bombing.
It's because US wants to precisely bomb specific civilian targets
One could argue that the IRGC, much like Hamas, purposely builds military headquarters and other facilities near hospitals, schools, and civilian infrastructure precisely to use civilians as human shields.