Player ingested a banned stimulant from rubber crumb She has been exonerated but talks of ‘terrible moment’ Player ingested a banned stimulant from rubber crumb She has been exonerated but talks of ‘terrible moment’ Download the Guardian app from the iOS App Store on iPhone or the Google Play store on Android by searching for 'The Guardian'. If you already have the Guardian app, make sure you’re on the most recent version. In the Guardian app, tap the Profile settings button at the top right,