Marshall contra costa fire marshal the fires have been occuring all over Contra Costa County so we do have a fairly wide area. We dont really know if this is one individual or multiple individuals or anything like that. Thats part of the reason we need the public to help us identify some of those things. If they have cameras or that kind fo thinga total of seven cars have been torched this week. One in martinez. Two in brentwood. Two in lafayette. And two in walnut creek. Residents in walnut creek say this is part of a trend in increase in crime here in recent years. And say theyre keeping their eyes peeled in hopes of preventing Something Like this happening to them or their neighbors. Tim mcconnell neighbori think its one of the things weve kind of decided that with this kind of going on and now the vehicle fires. If people are driving through your neighbhorhood i dont think theres a real problem of asking if you have any suspicions do you need some help or are you looking for something. Just ask questions to see whos driving through here. Hopefully people arent put off by that but its kind of what you have to do. Fire investigators are checking surveillance cameras in the parts of walnut creek and lafayette that were targeted in hopes of getting more information about the suspect or suspects. Hermela Aregawi police in lafayette and walnut creek say theyll be on high alert. While fire officials remind you to call their arson line if you think you have information that can help investigators. Reporting in pleasant hill, Hermela Aregawi, kron 4 news. An off duty Alameda County sheriffs deputy killed in a crash early today. Is identified as sroeuy khin. Khin was driving home from a 12hour overtime shift at santa rita county jail in dublin, when he was killed. He was driving on eastbound interstate 580 when his car was hit by a bus carrying tesla employees. Khin was a tenyear veteran of the Alameda County sheriffs office. And worked for stocken plolice before that. He is survived by his wife and four children. Tomorrow would have been khins 51st birthday. steve Vacaville Police have released this video showing why Vaca Pena Middle School was placed on lockdown this morning. There were reports of a student with a gun which turned out to be a bb gun. Police say they found it inside a 15yearold students backpack. The teen boy was arrested and charged with bringing a weapon onto school grounds. steve now to a story you will only see on kron 4. A bay area woman says. Her wrist was burned by a fitbit. Kron4s Ella Sogomonian spoke to the woman in san jose. And has a response from fitbit. Friday morning around 10 denielle briseno of san jose says she felt a Burning Sensation on her left wrist underneath her fit bit bracelet. Sot denielle briseno, claims fitbit burned wrist i noticed a hot feeling to my wrist and irritation, a little, a little bit of an irritating feeling. Shifted the fit bit up a little, noticed a burn. Briseno says she has worn the fit bit night and day since her husband bought the tracker back in december and has never had issues. Sot denielle briseno, claims fitbit burned wrist it came as a shock ive had no problems with it. I sleep with it. The only thing i do not do is shower with it. Its given me no problems whatsoever. Her husband immediately contacted fitbits Online Support service about the alleged burn. He says a representative called him seemingly shocked by the news and offered a refund for the fit bit. The fit bit. Sot phillip briseno, husband they just were very surprised they said and they wanted to get the fit bit back to do testing on it. They again were just surprised saying it wasnt something normal or that it was rare. The brisenos say they just want the company to recall the product until they can pinpoint what may have caused the skin irritation calling it a Public Safety concern. We reached out to fitbit for comment regarding the claim. Fitbit takes every customer complaint seriously and would like to discuss this report with the customer directly. Based on images and video we received of the device, it appears to be intact with no damage to it. Our medical expert does not believe this is an injury caused by the fitbit device. In san jose Ella Sogomonian kron 4 news. pam it is being called the biggest cyber attack ever. And its still unknown who is behind it. A ransom ware virus is spreading like wildfire across the globe. Locking users out of their computers unless they pay. More than 70 thousand devices have been infected in ninety nine countries. Banks and Telephone Companies overseas have fallen victim. And in the us. Fed exs computers have been infected affecting deliveries. Kron 4s tech reporter gabe slate talked to Cyber Security experts and they say. Its only going to get worse. pkg Varun Badhwar Cyber Security expert ceo and cofounder of redlock says Cyber Security expert vahroon; bahdwahr. With redlock Cloud Security based in menlo park, has been tracking this massive ransomware virus spreading across the globe. Varun badhwar Cyber Security expert ceo and cofounder of redlock says 70k machines affected, hospitals shut down, people will die, unprecedented scale when ransom ware infects a computer it instantly encrypts all the files it freezes the computer. Locks it up. And you can longer access any data you have stored on that machine. Its terrifying an immediate loss of everything this is the pop up screen victims saw when they were hit with this virus. Demanding 300 to be paid through bitcoin for their data to be released. And if they dont pay by a certain time the data is deleted Varun Badhwar Cyber Security expert ceo and co founder of redlock says this is one of the most sophisticated attacks ever. Varun badhwar Cyber Security expert ceo and co founder of redlock says and from how easy it is to spread from one machine to another its going to get worse. Varun badhwar Cyber Security expert ceo and cofounder of redlock says to protect yourself make sure your operating system and Anti Virus Software is up to date. Security patches have gone out. If youre updated, your safebut also just in case make sure all your data is backed up to the an external hardrive so you dont have to pay hackers. Varun badhwar Cyber Security expert ceo and cofounder of redlock says in menlo park gabe slate kron 4 news. kerman here at the Contra Costa County District Attorneys Office da peterson is under fire. The civil grand jury is seeking his removal from office due to misconduct. Sot mr. Peterson appears to have in over 600 inctences converted Campaign Funds to personal use in the mean time the deputy district attorneys that work under peterson are also turning up the heat. The board of the union recommending a no confidence vote. That vote expecting to take place two mondays from now. As for Mark Peterson he has denied comment. In Contra Costa County Dan Kerman Kron 4 news. Here in san jose the tracks on the new south bay bart extension are now electrified. Vta is going door to door in neighborhoods from warm springs in south feemont to berryessa in north san jose, warningpeople about that. The tracks are protected by a high fence topped with razor wire and there are signs warning of the danger. Testing of trains is set to begin this summer with the system expected to be up and running by the end of the year. In san jose rob fladeboe kron 4 news. In palo alto. Police are looking for a man who they say exposed himself to a woman walking on a trail with her toddler when heard someone clear their throat. take vo thats when she saw a naked man in the bushes, about 20 to 30 feet away from her. Shes says the man was touching himself and made eye contact with her. He didnt say anything and the woman walked away with her child. The woman then asked two joggers if they could escort her to her car. As those joggers were escorting the woman to her car, she saw the man again. This time he was fully clothed and smoking a cigarette. The victim says he is about six feet tall with a thin build. And had his hair pulled back in a bun. He also had tattoos on his arms and legs. tag reporting in palo alto, Lydia Pantazes kron4 news. pam the mothers day weekend is finally here. And it will be much cooler than last weekend. steve meteorologist Brittney Shipp is back with your complete forecast. Cooler than normal temperatures along with breezy onshore winds can be expected through early next week. While most areas will remain dry through the weekend, there is a slight but decreasing chance of rain regionwide late monday into tuesday as another system approaches from the north. A warming trend is then expected late in the forecast period as a result of building high announcer the following is a paid advertisement for tai cheng, brought to you by beachbody. Two minutes, mr. Van dyke oh, hi im Dick Van Dyke. You know, back when i was doing the Dick Van Dyke show, audiences would laugh every week when id come in and tumble over the ottoman. Today, that wouldnt be so funny. A fall like that can mean broken bones, loss of mobility, loss of your independence, or even worse. So, if the aches, pains and, you know, that funny balance thing are slowing you down, keep watching this show because ive discovered an Incredible Program thats going to help everything. One in three people over 65 fall every year. I fell from the top of the stairs to the bottom of the stairs. I was unconscious. Ive broken my arm