TRAILER WAS BEING TOWED AND RIGHT SIDE FRONT KNUCKLE TO AXLE BROKE AT CONNECTION AREA THIS IS A TANDEM WHEEL TRAILER WHICH CAUSED TRAILER TO PULL RIGHT AND TOOK VEHICLE AND TRAILER INTO A DITCH TRAVELING SPEED 30 MPH. I DO HAVE PICTURES I DO NOT HAVE PICTURES OF AXLE AT BREAKING POINT BUT ONCE I KNOW WHAT PICTURES YOU WOULD LIKE TO SEE I WILL SEND THEM TO YOU. LOOKING IF MORE CASE'S OF THIS HAPPENING. NOT SURE OF BUT I THINK AXLE MANUFACTURER WAS LIPPERT