Swedish media are reporting that three chimpanzees that escaped from their enclosure in a zoo have been captured and euthanized.

STOCKHOLM – Police in Stockholm are investigating a woman in her 70s suspected of having kept her son locked up — reportedly for 28 years — in an apartment south of the Swedish capital, investigators said Tuesday. Prosecutor Emma Olsson, who heads the preliminary investigation, said the woman who was held on suspicion of unlawful deprivation of liberty and grievous bodily harm. Olsson said the 41-year-old son was found by a relative who then alerted authorities. The daily said the man's apparent captivity had started 28 years ago, which would have made him 13 at the time. Olsson said investigators would be interviewing the mother, the son and witnesses.