Analysis of information sources in references of the Wikipedia article "Los Angeles (lớp tàu ngầm)" in Vietnamese language version.
The submarine was traveling in excess of 33 knots - about 35 mph - when its nose hit the undersea formation head-on, officials said.
General Characteristics, Los Angeles class... Speed: 20+ knots (23+ miles per hour, 36.8 +km/h)
General Characteristics, Los Angeles class... Speed: 20+ knots (23+ miles per hour, 36.8 +km/h)