(21.1.2019) The science-fiction future, in which police can swiftly identify robbers and murderers from discarded soda cans and cigarette butts, has arrived. In 2017, President Trump signed into law the Rapid DNA Act, which, starting this year, will enable approved police booking stations in several states to connect their Rapid DNA machines to Codis, the national DNA database. Genetic fingerprinting is set to become as routine as the old-fashioned kind.