• FILE- In this Aug. 27, 2015 file photo, Suffolk County District Attorney Thomas J. Spota points to a photograph of the aftermath of a deadly automobile accident on New York’s Long Island, during a news conference in Happague, N.Y. In the prosecution of the man charged with the accident, the District Attorney’s Office is employing a forensic technique that estimates a person’s blood alcohol content at the time of an offense, based on its level at the time it was read. Some experts question the accuracy of the technique known as “retrograde extrapolation:” labeling it junk science. (AP Photo/Frank Eltman, File)

    How drunk? Estimates questioned in drunken-driving cases

    CENTRAL ISLIP, N.Y. (AP) — The way prosecutors see it, Oneil Sharpe Jr. was drunk when he raced down a Long Island highway at nearly 100 mph this summer and slammed into a car carrying a family home from a church gathering, causing a fiery wreck that killed a father and his two children.