辽宁血管介入手术模拟教学训练系统(周口高级剖腹手术切开缝合模型) (今日更新中)

WASHINGTON — President Donald Trump spent time in a White House bunker during Friday night's protests outside the executive mansion. Secret Service agents rushed him there as some of the demonstrators were throwing rocks and tugging at police barricades. Trump spent nearly an hour in the underground shelter, which was designed for use in emergencies like terrorist attacks. That's according to a Republican close to the White House who was not authorized to publicly discuss private matters and requested anonymity. The account was confirmed by an administration official who also spoke on condition of anonymity. Protesters were a constant presence near the White House and nearby Lafayette Park over the weekend. Daytime hours saw peaceful protests and chants of "I can't breathe." 798

Walmart, the world's largest retailer, will increase the minimum age to buy tobacco products, marking a big moment in the fight against teen nicotine addiction.The company announced Wednesday it will stop selling tobacco or e-cigarettes products to anyone under the age of 21 in the United States. The changes will take effect July 1 at all American 362

While parts of the Midwest are blinded by whiteout conditions, the Southeast is bracing for torrential rain and flooding.All this spells more nightmares for holiday travelers heading into New Year's weekend."This storm system was always comprised of two threats -- one for blizzard conditions and another for severe weather," CNN meteorologist Gene Norman said.Here's what's happening in different parts of the country:'Our town has come to a complete standstill' in the MidwestAbout 1 million people are under blizzard warnings Thursday in parts of Kansas, Nebraska, Minnesota and the Dakotas, CNN meteorologist Monica Garrett said."Snow with high winds and low visibility will make travel in this area dangerous if not impossible at times," Garrett said.In Nebraska, whiteout conditions and crashes forced the closure of Interstate 80 between Lexington and North Platte"Travel in the area is not advised," Nebraska State Patrol said on Twitter.The storm system is expected to dump 6 to 12 inches of snow in Colorado, Kansas, Nebraska, Minnesota and the Dakotas, Norman said.Sharon Kay Oelkers captured video of snow blinding her town of Elwood, Nebraska, on Thursday morning."Our town has come to a complete standstill," Oelkers told CNN. "I work at the local grocery store and even we are closed and we never close."Parts of the Southeast could get floodedAbout 24 million people are under flood watches or flash flood watches through early Saturday, Norman said.Those watches cover parts of Louisiana, Mississippi, Alabama, Georgia, Tennessee, Kentucky, Virginia, West Virginia and the Carolinas.Atlanta, home of the world's busiest airport, could get up to 6 inches of rain by the end of this weekend -- potentially snarling holiday travel.Fierce storms hit Gulf Coast statesCoastal parts of Texas are getting walloped Thursday after severe weather 1866

We also felt the shaking. We suspect that it was an earthquake but are awaiting further information. No reports of damage but getting lots of calls asking what it was.— Wickliffe Police (@WickliffePolice) June 10, 2019 230

WARNING: The video above contains material that some viewers may find graphic.QUILCENE, Wash. – An injured trail runner crawled several miles on his hands and knees before he was rescued in Washington state over the weekend. 237

来源：资阳报