Can a police officer use deceptive tactics to trick a guilty person into giving a false confession?

confession, confessions prompted by deception are admissible in evidence. [Citations.] Police officers are thus at liberty to utilize deceptive stratagems to trick a guilty person into confessing. The cases from California and federal courts validating such tactics are legion. [Citations.]' [Citation.]" (People v. Mays (2009) 174 Cal.App.4th 156, 165.) None of the employed ruses were of the sort likely to induce a false confession. Indeed, as the People note, the ruse regarding appellant's DNA properly induced appellant to give a true confession. Appellant's motion to exclude the confession was properly denied.