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Hallmark said he believes that batteries' density of power should double by the mid-2020s and the time needed for battery charging will be slashed in the next five years, with 80 percent completing the process in 15-20 minutes.

Hans Kristensen, director of the Nuclear Information Project at the Federation of American Scientists, tweeted: "Perhaps the most surprising (thing) about the 'low-200s' warhead estimate is that it takes some of the wind out of the sail of the Trump administration's push to get China into nuclear arms control."

Harrods is owned by Qatar Holdings, which bought it in 2010 for 1.5 billion pounds.

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HONG KONG - The Hong Kong Polytechnic University (PolyU) research team, which developed one of the key systems for China's first lunar sample return mission, has done more than 1,000 times of simulation to help complete the sampling, the team leader said on Thursday.

Halting production will ease a severe squeeze on cash tied up in roughly 375 undelivered planes, but only at the risk of causing industrial problems when Boeing tries to return to normal, industry sources said. Supply chains are already under strain due to record demand and abrupt changes in factory speed can cause snags.

Halo’s sleep tracking feature gauges not just time slept but motion, heart rate, and skin temperature. Its activity tracking function goes beyond basic step-counting, awarding more points for intense activity such as running, while deducting points for sitting too long at your desk.

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HONG KONG - Police arrested two women on Thursday in connection with a package of powerful explosives in Sheung Shui that authorities believe was meant for large-scale public activities.

Han is known for her powerful vocal range, boyish appearance and outspoken personality.

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HONG KONG -- Two members of the Legislative Council of the Hong Kong Special Administrative Region (HKSAR) Lam Cheuk-ting and Hui Chi-fung were arrested by Hong Kong police Wednesday morning, according to local media.

HOUSTON — A black man was arrested and charged with murder in the killing of a 7-year-old black girl in a drive-by shooting that authorities said Sunday appeared to be a case of mistaken identity, not a racially motivated attack, as her family feared.