KCRA 3 NEWS. WE BEGIN WITH BREAKING NEWS. TY: THAT BREAKING NEWS IS HEADING IN TO THE SIERRA WESTBOUND I-80, CLOSED RIGHT NOW. YOU CAN SEE WHY, BECAUSE OF A BIG RIG. THAT CAUGHT FIRE. THIS IS NEAR COLE FOX. LOOK AT ALL -- COLFAX. LOOK AT ALL THAT SMOKE. IT'S A BUSY DAY ON THE ROAD WITH A THE LOMO OF PEOPLE HEADING UP TO THE HIGH COUNTRY FOR THE 4th OF JULY WEEKEND. LISA: THIS IS ONLY MAKING THE TRAVEL ON THE ROADS WORSE. SOME PEOPLE ARE NOW STUCK ON I-80, AND SOME OF THEM ARE TRYING TO AVOID TRAFFIC FROM ANOTHER BIG RIG FIRE. THAT ONE OVER ON HIGHWAY 50. LET'S BEGIN WITH I-80 RIGHT NOW, CLOSED WESTBOUND THREE MILES WEST OF GOLD RUN AT SECRET TOWN. HERE'S MORE VIDEO SHOWING THE FLAMES AND THE SMOKE POURING OUT OF THE BIG RIG, AS IT WAS ON FIRE. AND IF YOU'RE HEADED THAT WAY, AUTHORITIES SAY THAT YOU SHOULD EXPECT SOME DELAYS. WE CAN ALSO SHOW YOU THE BACKUP ON OUR TRAFFIC MAP HERE AND YOU CAN SEE HERE, ALL THE RED THAT WE'RE SEEING ON I-80. AND THEN ALSO, RIGHT BETWEEN -- RIGHT BY SECRET TOWN IN BOTH DIRECTIONS REALLY STARTING TO SEE BACKUP. THIS ALL COMES JUST HOURS AFTER A SEPARATE BIG RIG FIRE OVER ON HIGHWAY 50, THAT ALSO CAUSED A VEGETATION FIRE AND CAUSED SOME SERIOUS DELAYS AS WELL. TY: THIS BIG RIG CAUGHT FIRE NEAR KYBURZ. THE FLAMES SPREAD TO BRUSH ON THE SIDE OF THE READ, HAPPENED JUST BEFORE 10:30 A.M. THIS MORNING. C.H.P. SHUT DOWN BOTH SIDES OF THE HIGHWAY. LOOK AT THIS FROM LIVE COPTER 3, IT WAS OVERHEAD JUST AFTER 2:00 P.M. THIS AFTERNOON. LOOK AT WHAT'S LEFT OF THAT. CREWS WERE STILL OUT THERE CLEANING UP THE DEBRIS. AN