UFO with red lights in San Juan 1965

Summary

A witness in San Juan, Puerto Rico, reported a round object with red lights in 1965. The case was classified as a possible aircraft observation. The object, described as shiny and house-sized, was seen for one minute. A second observer, 470 yards away, also saw it. He thought it might be a weather balloon but couldn't confirm it. Military officials reviewed the case and concluded there was no evidence of an unexplained phenomenon. However, details like the lights suddenly turning off created some confusion.