Originally Posted by MessiahDecoy123
The same reason a mother can move a car to save her child.
When Superman thought he lost Lois he let go of all restraint.
That only answers the first question.
What does Superman do to prevent Lois's death? He didn't stop the other missile, because the earthquakes still occurred. Yet for some reason, the crevice that she fell into never forms. It's a plot hole as massive as the San Andreas fault.