The Briton is competing in the London Marathon for the first time after transferring from the track to road racing.
Tiberius Aerospace fired a liquid-fuel ramjet shell from a 155mm howitzer, reaching Mach 3.5 and a range of 93 miles.
Morning Overview on MSN
US Navy tests jet-powered JDAM with 345-mile range for cheaper long-range strikes
A standard 500-pound bomb, fitted with fold-out wings and a small turbojet engine, flew more than 200 nautical miles to its ...
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