Except they don't know where it crashed. Here they have a much smaller area to search. I'm fairly certain in 1953 that even the U.S. military lacked the advan

Except they don't know where it crashed. Here they have a much smaller area to search. I'm fairly certain in 1953 that even the U.S. military lacked the advanced sonar that's available to the average person to use from a boat in 2022.