TONIGHT FOR MICHAEL HOME AND. KTLA SANDRA MITCHELL ARE STANDING BY LIVE. BUT WE BEGIN WITH MARY BETH MCDADE SHE'S LIVE IN RANCHO SANTA MARGARITA TONIGHT AND B WHAT'S THE LATEST. >> YES AND WE'RE HEARING FROM FIRE OFFICIALS AT THIS FIRE ACTUALLY WAS AN INTENTIONALLY STARTED BY AN ORANGE COUNTY PUBLIC WORKS CREW NOW THIS POINT THERE IS 0% CONTAINMENT DEAD. WE DID JUST RECEIVED LATE WORD FROM OFFICIALS THAT THIS FIRE HAS NOW GROWN TO MORE THAN 5400 ACRES. >> THE FIRE CONTINUED TO GROW BRIGHT ORANGE FLAMES AND THICK PLUMES OF SMOKE CAN BE SEEN CONSUMING PARTS OF TRABUE GO CANYON AND THE CLEVELAND NATIONAL FOREST AS FIREFIGHTERS BATTLED A MASSIVE WILDFIRE FROM THE AIR AND ON THE GROUND. >> SO THIS AFTERNOON APPROXIMATELY ONE OH 04:00PM OUR EMERGENCY COMMAND CENTER RECEIVED A CALL FOR VEGETATION FIRE. OFF TO BUCCAL CREEK ROAD. THE FIRE DUBBED THE AIRPORT FIRE BECAUSE IT STARTED VERY SMALL AIRPORT WHERE PEOPLE FLY MODEL PLANES QUICKLY GREW IN SIZE AND IS NOW APPROXIMATELY 1900 ACRES THE FIRE IS CURRENTLY STATED UP CANYON RIGHT NOW. >> THE CREWS WILL BE WORKING THROUGHOUT THE NIGHT AND FOR THE NEXT COUPLE OF DAYS. FOR SUPPRESSION IN MITIGATION EFFORTS, THE ROBINSON RANCH NEIGHBORHOOD IN RANCHO SANTA MARGARITA REMAINS UNDER MANDATORY EVACUATION ORDERS SO THE POLICE OFFICERS CAME BY KNOCKED ON THE DOORS TOLD US. >> MANDATORY EVACUATIONS, THIS ROBINSON RANCH RESIDENT HAS PACKED UP HIS CAR JUST IN CASE. BUT HE SAYS AT THIS POINT HE DOESN'T PLAN ON EVACUATING BECAUSE THE FIRE IS MOVING AWAY FROM HIS COMMUNITY I ASKED MY WIFE HAS SO WHAT ARE THE 2 IMPORTANT THINGS I SHOULD PACK. >> MY MOTORCYCLE OR ARE. ALBUM. AND I GOT ANSWER WRONG. EARLY IT'S CYCLE BESIDES THE 1427 HOMES UNDER MANDATORY EVACUATION ORDERS IN ROBINSON RANCH. >> THERE ARE ALSO VOLUNTARY EVACUATION WARNINGS FOR RICHER BUCO ROLES HOLY JIM END OF CANYONS AND THE COMMUNITY OF RANCHO SCARY WORDS SUPER LIKE THIS NEVER HAPPENED LOOKS LIKE IT'S RIGHT THERE. IT'S. >> DIFFERENT OF COURSE THERE'S BEEN FIRES AROUND HERE BUT NEVER THIS CLOSE FIRE OFFICIALS SAY THE FIRE WAS AN INTENTIONALLY STARTED. >> BY AN ORANGE COUNTY PUBLIC WORKS CREW. >> WHO ARE USING HEAVY EQUIPMENT TO PLACE BOULDERS ALONG BUGLE CREEK ROAD TO RESTRICT MOTORCYCLE RIDERS FROM GOING OFF ROAD AND RIDING AND DRY VEGETATION THE CAUSE OF THE FIRE WAS A SPARK FROM HEAVY EQUIPMENT BEING USED TO REPLACE BARRIERS OUT THERE. >> AND WE'RE TOLD THERE WERE A FEW MINOR INJURIES HERE TODAY FIGHTING THIS FIRE 2 FIREFIGHTERS SUFFERED HEAT RELATED INJURIES AND ONE CIVILIAN SUFFERED SMOKE INHALATION ALL 3 WERE TAKEN TO THE HOSPITAL FOR TREATMENT. NO EVACUATION CENTER HAS BEEN SET UP BUILT OUR REGIONAL COMMUNITY CENTER IN RANCHO SANTA MARGARITA LARGE ANIMALS CAN BE TAKEN TO THE ORANGE COUNTY FAIRGROUNDS OVER IN COSTA MESA AND IF YOU ARE UNABLE TO GET BACK TO ROME TO GET YOUR PET. WELL YOU SHOULD HEAD ON OVER TO THE TRABUE GO MARKET THERE ARE VOLUNTEERS THERE THAT WILL TAKE YOUR KEY THEY'LL GO UP TO YOUR HOME WITH A LAW ENFORCEMENT OFFICIAL THEY'LL GET YOUR PET AND BRING IT BACK TO YOU TO BE REUNITED AGAIN THAT'S OVER AT THE TRIBUTE GOLD MARKET. WELL THAT'S GOING TO DO FROM A HERE IN SANTO RANCHO MARGARITA MARY BETH MCDADE RANCHO