Walter Mazzarri hints Watford are being treated more harshly by referees

Miguel Britos was Watford's second red card victim of the season last weekend

Watford boss Walter Mazzarri has defended his team's poor disciplinary record this season.

The Hornets are level with West Ham at the top of the Premier League's 'bad boys' table with both sides having piled up 33 yellow cards and two reds through 13 games.