Police are investigating a fake fingers case where silicone thumbs were used to punch-in absent co-workers at an emergency clinic in Brazil. Report by Ashley Fudge. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn . Subscribe to ITN News! http://www.youtube.com/subscription_center?add_user=itnnews Visit our homepage at http://www.itn.co.uk