GABORONE, Bostwana (AFP) — A strong earthquake with a magnitude of 6.5 struck the southern African nation of Botswana on Monday, United States seismologists said, with the tremor felt in several neighboring countries. The epicenter of the quake, which hit at 7:40 pm (1740 GMT), was in a sparsely populated area 238 kilometers (about 150 miles) northwest of Botswana’s capital Gaborone, the US Geological Survey said. It struck at a depth of 29 kilometers, and […]