TRUE, It still has coca flavouring, but with out the benzoylmethylecgonine from the coca leaves

True.
About 9 milligrams per glass.

"In 1903 the New York Tribune published an article linking cocaine with black crime and calling for legal action against Coca-Cola."

They knew it was a drug, Coca-Cola with cocaine was seen as having medicinal value. It wasn't a problem for the company until public perception of cocaine declined.
After this article was published they removed the cocaine.

There is a company that extracts cocaine from coca leaves (Stepan Company) they extract the cocaine and sell it to a pharmaceutical company, then sell the cocaine-free leaves to Coca-cola & red bull.