Previously On LAST WEEK IN ST. LOUIS

a traffic signal facing the wrong way on Wednesday, days before the crash. Police also noticed it was facing the wrong way when they reported to the scene Saturday. But never fear, city leaders say it was fixed Thursday, and neighbors backed them up. Even so, we can’t help but wonder about that “fix.” Isn’t the most plausible explanation that someone did a half-assed job, called it good enough and went home for the day — only for the signal to swing back into the wrong spot again? We’re in St. Louis; never underestimate the potential for rank incompetence

WEDNESDAY, MARCH 1 Ace P-D photojournalist David Carson covers a balloon vigil memorializing the high-profile car accident that killed four and wounded another four the previous Sunday — but in addition to the mourning, he captures