CURRENT EVENT----small satellite is coming home

The United States out of control satellite is expected dropped to the ground in the afternoon of September 23. British media reports says that such a small satellite fell to the earth, the human warning time will only be 20 seconds. Britain's "daily telegraph" 22 September, reports say, at present, NASA and the department of defense experts in tracking the star in 10 meters in diameter, total weighing about 6.5 tons of high-level meteorological satellite to earth, it the speed is 8 km per second, expects its pieces will scatter on a diameter of 800 kilometers of the area. Reports say, although NASA spokesman has stressed that the satellite will have very small chances to put human life and property in a dangerous situation, but there is a experts calculate, that it formed the probability of human been hit by the fragment is one over three thousand two hundred. Because of its extremely fast falling, human have only 20 seconds warning time. Now, the strategic command joint action center is to have satellite of time and place is expected to fall to NASA and engage in the public notice of security affairs all federal workers. NASA has also warned people, if you see the pieces, don't touch them, because their edges are sharp.