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Related: Amazon HQ2 in Chicago? City organizes 600-person committee in bid to lure tech giant

Researchers have unearthed a trove of well-preserved fossils representing more than 50 previously undescribed animal species dating back 518 million years.

Republicans said Democrats were driven by politics and a desire to oppose Trump at every turn. They said Trump had authority to declare an emergency to protect the country and they defended his claims of a crisis.

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Reshuffle puts greater focus on competitiveness, troubleshooting

Rep. Bennie Thompson, D-Miss., who chairs the House Homeland Security Committee, alleged that Republicans "intentionally brought their electronic devices" into the secure area, violating congressional rules and the oath they take to gain access to classified information.

Reiterating her tough stance against violent clashes, Lam accused protesters of gambling with the livelihoods of 7 million people and the city's prosperity and safety.

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Researchers said the system could increase the accuracy of drone identification abilities by 20 percent.

Regardless of what the venture means for large companies, both Cape and Weiler said on the podcast that the venture was good news for health startups like theirs.

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Residents in the city can hail self-driving taxis free of charge via Baidu's navigation app Baidu Maps. At present, the service covers an area of about 130 square kilometers, with its routes including multiple urban scenarios, such as residential areas, commercial zones and industrial parks, the company said.

Republicans are claiming momentum ahead of the 2018 midterms, but each race was much closer than expected for the four districts.