Search and rescue teams found wreckage from a crashed Japanese F-35 stealth fighter in the Pacific Ocean close to northern Japan, and are scouring the waters for the missing pilot, authorities said on Wednesday.
Data from the SUV's software, along with the absence of skid marks, suggests the event was not an accident, acting Assistant CHP Chief Greg Baarts told reporters.
Last year was indistinguishable, so far, from 2015 as the second or third warmest behind 2016, making 2017 "the warmest year without an El Nino", the UN's World Meteorological Organisation said.
A 49-year-old US female tourist was killed by a tiger shark this week while diving off a Costa Rican island in the Pacific Ocean, the government and local media reported.
A Marshall Islands-based military expert has cast further doubt on claims that a blurry photograph shows famed US aviatrix Amelia Earhart alive in the territory in 1937.