THIS AFTERNOON, IT WAS HAVING TO TURN WALK-UP CUSTOMERS AWAY. >>> IF YOU ARE LOOKING FOR WAYS TO HELP, WE HAVE POSTED A LIST OF RELIEF ORGANIZATIONS PROVIDING AID TO UKRAINE ON KPIX.COM . >>> NEW AT 11:00, THE BROTHER OF THIS SAN FRANCISCO COLLEGE STUDENT, WHO HAS BEEN MISSING FOR NEARLY A WEEK, HAS ORGANIZED A SEARCH PARTY TONIGHT. HE TRIED TO RETRACE HIS LAST STEPS. KPIX'S BETTY YU ON THE TRAVEL PLANS THAT HAD WORRIED BEFORE HE LEFT TOWN. >> Reporter: CHRIS LIANG THE BROTHER SAYS HE FEELS NUMB AND SHOCKED BY THE DISAPPEARANCE. TODAY, HE ORGANIZED A SEARCH PARTY IN THE CENTRAL VALLEY. THIS IS 21-YEAR-OLD CHRIS LIANG. HE IS A SENIOR AT USF, STUDYING BUSINESS. HE SHARED THIS PHOTO OF HIMSELF AND HIS NEWLY RENTED TESLA BEFORE HE TOLD HIS FAMILY HE WAS HEADED TO IRVINE ON MONDAY. >> ON KPIX MIDDAY AND WAS OFTEN GOING TO THINK TOO MUCH ABOUT WHAT IF'S. MAYBE I SHOULD HAVE POSTED ON SOCIAL MEDIA EARLIER. WHAT IF MY BROTHER WAS OUT THERE YOU KNOW, INCAPACITATED. >> Reporter: JERRY SAID HIS YOUNGER BROTHER TEXTED HIM AT 1:40 A.M. ON MONDAY ABOUT HIS PLANTS. >> TO MEET WITH A FRIEND TO DO SOMETHING THAT WAS REALLY NOT WITHIN HIS BOUNDARIES TO DO FOR THIS FRIEND. CACAME EVEN MORE CONCERNED CAE E RIRISTRUGGLES WITH MENTAL HEALTH ISSUES. THE TESLA APP SHOWED HIS LAST LOCATION TO BE THE CENTRAL CALIFORNIA TOWN OF FIREBALL, WHERE THERE IS ALSO A SUPERCHARGING STATION. >> THE PREMISE OF THIS TRIP WAS PRETTY INSANE. HE GOT HIS DRIVERS LICENSE LAST MARCH. HE HAS NEVER DRIVEN SINCE. HE HAS NEVER DRIVEN FROM MOSCOW ALL THE WAY TO SOCAL. HE HAS NEVER BOOKED A HOTEL ON HIS OWN. >> Reporter: JERRY GREW MORE CONCERNED WHEN HIS FRIENDS SAY HE NEVER MADE IT TO IRVINE. HIS PHONE IS ACCESSIBLE. HE DIDN'T RETURN HIS RENTAL CAR ON WEDNESDAY AND MISSED HIS CLASSES. THE SAN FRANCISCO POLICE DEPARTMENT TOLD KPIX 5 THEY ARE AWARE OF THIS MISSING PERSON REPORT, WHICH WAS MADE WITH THE IRVINE POLICE DEPARTMENT, AND THEY DIRECTED FURTHER INQUIRIES THERE. AFTER TAKING THE SOCIAL MEDIA TODAY JERRY ORGANIZED A SEARCH PARTY AND DROVE DOWN TO THE CENTRAL VALLEY LOOKING FOR ANY SIGN OF CHRIS. HE SAID CHRIS HAD COMPLAINED TO ONE OF HIS FRIENDS HIS TESLA WAS NOT FUNCTIONING FOR ABOUT 20 MINUTES. ITS LOCATION IS NOT ACCESSIBLE VIA AN APP. >> IT COULD BE ANYWHERE BETWEEN SAN FRANCISCO AND IRVINE. LOCAL POLICE DEPARTMENT, BECAUSE THEY REALLY DON'T KNOW WHERE HE WAS MISSING OUT OF, NO ONE SORT OF TOOK ON THE OWNERSHIP OF FINDING HIM. >> Reporter: AND CISCO, BETTY YU, KPIX 5. >>> JARE AGREE THTOE LD US