Amina Abakarova, a 40-year-old chess coach from Makhachkala in the Russian Republic of Dagestan, is accused of trying to poison her rival, 30-year-old Umayganat Osmanova...
Security camera footage shows the incident where Abakarova calmly walked over to the board where Osmanova was supposed to appear 20 minutes later. It was reported that she'd previously asked if cameras were in operation and been told that they weren't. She then smeared what is said to be potentially deadly mercury from a thermometer. more