Summarize this content to 2000 words in 6 paragraphs A Perth racer jailed in California over a head on crash that killed two people touched down in Perth on Wednesday afternoon after being released from a US prison.Luke Nardini, 32, was embraced by his family when he arrived in Perth and said he had been living a nightmare and is ready for a fresh start.Nardini was just one day away from returning to Australia after a three-week trip to the US when he crashed his BMW head on into a Ford SUV near the forested mountainous area of La Honda, about 50 kilometres south of San Francisco.Husband and wife Jack and Linda Davis, who were in the back seat of the Ford, died.“I’m scarred for life because of it, mentally, physically, emotionally,” Nardini told 9 News Perth after arriving at Perth Airport.LoadingNardini admitted to “misdemeanour vehicular manslaughter” and was sentenced to 60 days in prison.“I wouldn’t wish it on anyone. It’s been a nightmare, being trapped in a foreign country, unable to do a lot of things, limited rights, isolated,” he said.“I’ve done what needs to be done, I’d like to carry on and go from there.”
