Usman Khawaja claims 'all of us' knew of the use of sandpaper

1. What happened

   According to a Cricbuzz headline, cricketer Usman Khawaja has claimed that 'all of us' knew about the use of sandpaper. The headline does not say what the claim refers to.

2. When it started

   The source does not say when the remarks were made or published.

3. How it spread

   The claim is reported by Cricbuzz, which is the only source provided. The full article was not available, so the context and Khawaja's exact words are unconfirmed.

4. Why it matters

   The headline suggests a renewed discussion about the use of sandpaper in cricket, but the provided material does not explain the context or the reaction to it.