Conversation so far:
When did Andrew Johns use ecstasy?
On 26 August 2007 Johns was arrested for fare evasion on the London Underground, and subsequently found to be in possession of one ecstasy tablet.
Was he charged with possession of the ecstasy?
He was cautioned and released with no further charges.

Question: Was he open about his drug use?
Self-contained rewrite: Was Andrew Johns open about his drug use?