The flag of Chattanooga has gone from this:
https://upload.wikimedia.org/wikipedia/commons/7/70/Flag_of_Chattanooga%2C_Tennessee_%281923%E2%80%932012%29.svg
to this
https://upload.wikimedia.org/wikipedia/commons/3/3c/Flag_of_Chattanooga%2C_Tennessee.svg
I genuinely have no idea why they gave up...