VIRGINIA BEACH – A man accused of killing two high school students Friday night in a car crash has a substantial record of alcohol-related convictions in both Chesapeake and Virginia Beach. Alfredo Ramos, charged with manslaughter in the Friday deaths of Allison Kunhardt, 17, and Tessa Tranchant, 16, was convicted this year of DUI in Chesapeake and of public intoxication at the Beach.Ramos, who admitted in court Monday that he is in the country illegally, also was convicted in Chesapeake last year of public drunkenness.Two 2007 Chesapeake convictions – a seat belt violation and identify theft – appear not to...