Troopers say 54-year-old James Strauss of Oklahoma City, Okla., was driving east in a fully-loaded semi-truck on I-70, when his vehicle went off the right side of the highway, between an embankment and a guardrail. The semi-truck then rolled onto its right side and slid down an embankment where it struck the concrete support pillar under I-70, leaving it entangled within the remaining support...