Maintenance of forklifts is an important focus of the warehouse from Q1 to assure safety. An engineering assessment found that the probability of a forklift tire falling off is 5%. The assessment also found that of all instances when a forklift tire has fallen off, 85% are due to operator negligence. However, even when the forklift tire does not actually fall off, there is still a 5% probability that the operator was negligent in maintenance. What is the probability that the forklift tire falls off given that the operator was negligent?