Driver took his pre-employment test , when collector walk in and check his cup , it was out of temperature , also how collector says it have some also suspicion with color. In accordance with DOT testing regulations, the following drug test had to be conducted under direct observation by a male collector. During the required pre-test inspection, the male collector discovered that the driver had a container strapped to his leg, with a small tube running into his pants — indicating an attempt to tamper with the test. As a result, the test was immediately stopped. The case has been referred to the Medical Review Officer (MRO) for further investigation and evaluation.