EE knelt to inspect track pads. EE raised up, felt pop in knee. Knee popped a 2nd time, pain left. Ee cont working. Knee popped a 3rd time. EE called Supv. EE was diagnosed w/a sprain. MRI was ordered at followup visit. EE was diagnosed with Meniscal tear on 06/08/20. EE can no longer cont w/normal work duties. EE sent home pending medical evaluation. 1st shift missed 06/19/20