Home » BBC News - Technology » technology news » Drug overdose killed HQ Trivia co-founder Colin Kroll Drug overdose killed HQ Trivia co-founder Colin Kroll Unknown 2:07 PM BBC News - Technology technology news A cocktail of deadly drugs was behind Vine and HQ Trivia co-founder Colin Kroll's death in December. from BBC News - Technology https://bbc.in/2UKT8rc Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati