A Business Suit, Trench Coat, and Loafers
Many speculated that Cooper, who wore a business suit, trench coat, and loafers on the flight, didn’t survive the jump. On that day, the winds were more than 200 miles per hour, and the parachute he used couldn’t be steered. And he would have landed in a heavily wooded area.
Source: Daily Mail
The FBI kept getting dead end after dead end. Investigators did, however, get a break in 1980 when a boy found a decaying package with $5,800 inside. It was buried by the Columbia River, north of Portland. The money was all $20 bills (like he asked) and the serial numbers of the matched those of the ransom.
But nothing further was discovered. While the FBI continued to receive tips, the case was ultimately closed in 2016, only to be revisited…