Speaking on Sky Sports' Game of Throws documentary, Humphries recalled: 'I think it was the European Tour that was the first instance where I first really started to notice something was wrong.'
The frustration among the home supporters was palpable as Wolves left the pitch from half-time, and shortly after threatened to boil over with an incident behind the goal.
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Follow Mail Sport's live blog for the latest score, team news and updates as West Ham host Arsenal at the London Stadium in the Saturday evening Premier League kick-off.
There was an angry confrontation during half-time of Wolves' clash with Bournemouth.
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Oscar Piastri won the Qatar Grand Prix Sprint after being allowed through on the final straight by team-mate Lando Norris as McLaren sealed a one-two.
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Latest score from England's third and final T20 match against South Africa. Watch on Sky Sports Cricket.
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