Anti-Virus Company manipulting virus detection to fool competitors?

Reuters has a story that two ex-employees from Kaspersky Labs claiming that they submitted malicous marked benign files to fool compeitors to mark malicous good files of customers while they were employeed at Kaspersky.  Whether that part is true or not, the story reviews challenges of manipulation in cooperation of anti-virus companies particularly in 2009-2013.

http://www.reuters.com/article/2015/08/14/us-kaspersky-rivals-idUSKCN0QJ1CR20150814