A modified Tesla Model X drives in the tunnel entrance before an unveiling event for the Boring Co. Hawthorne test tunnel in Hawthorne, Calif., Tuesday, Dec. 18, 2018. Elon Musk unveiled his underground transportation tunnel on Tuesday, allowing reporters and invited guests to take some of the first rides in the revolutionary albeit bumpy subterranean tube - the tech entrepreneur's answer to what he calls "soul-destroying traffic." (Robyn Beck/Pool Photo via AP)

FILE - In this Dec. 15, 2014, file photo, Saudi journalist Jamal Khashoggi speaks during a press conference in Manama, Bahrain. A New York-based organization dedicated to the safety of journalists says the number killed worldwide in reprisal for their work, including Khashoggi, nearly doubled in 2018. Khashoggi was one of 53 journalists killed between Jan. 1 and Dec. 14, 2018, the committee said. (AP Photo/Hasan Jamali, File)

This recent but undated photo, released Monday, Dec. 17, 2018 by the Council on American-Islamic Relations in Sacramento, Calif., shows Ali Hassan with his dying 2-year-old son Abdullah in a Sacramento hospital. The boy's Yemeni mother, blocked by the Trump administration's travel ban, has won her fight for a waiver that would allow her to travel to California to see her son. Basim Elkarra of the Council on American-Islamic Relations in Sacramento said Shaima Swileh was granted a visa Tuesday, Dec. 18, 2018, and will be flying to San Francisco on Wednesday, Dec. 19, 2018. (Council on American-Islamic Relations via AP)

FILE - In this his June 27, 2012 file photo, Vic Gundotra, Google Senior Vice President of Engineering, talks about Google Plus at the Google I/O conference in San Francisco. Nearly two dozen consumer, privacy and public health groups are urging U.S. regulators to investigate whether children are being endangered by deceptive apps in Google’s app store for Android smartphones. A complaint filed Dec. 19, 2018, with the FTC alleges Google’s Play store is harming kids by allowing apps that break privacy laws, contain adult content or include manipulative advertising in a section designed for young children. (AP Photo/Paul Sakuma, File)

Rochelle Thuy Nguyen greets her daughter Hannah Lay at their home, Tuesday, Dec. 18, 2018, in Las Vegas. Nevada became the first state in the U.S. with an overall female majority in the Legislature on Tuesday when county officials in Las Vegas appointed Nguyen and another women to fill vacancies in the state Assembly. (AP Photo/John Locher)

An autonomous vehicle called an R1 created to deliver groceries is displayed outside a Fry's grocery store, which is owned by Kroger Co., in Scottsdale, Ariz., Tuesday, Dec. 18, 2018. The fully autonomous vehicle is set begin piloting public roads Tuesday with no back up driver, though it will be monitored by humans in another automobile. (AP Photo/Brian Skoloff)

Salt Lake City Council Chairwoman Erin Mendenhall, Fraser Bullock, chief operating officer of the 2002 Winter Games, Jeff Robbins, president and CEO of the Utah Sports Commission, Salt Lake City Mayor Jackie Biskupski, Gov. Gary Herbert, USA Olympic speed skater Catherine Rainey-Norman and Salt Lake County Councilman Jim Bradley raise their arms in celebration after the USOC choose Salt Lake over Denver to bid on behalf of the U.S. for future Winter Games, Friday, Dec. 14, 2018 in Salt Lake City. Salt Lake City got the green light to bid for the Winter Olympics — most likely for 2030 — in an attempt to bring the Games back to the city that hosted in 2002 and provided the backdrop for the U.S. winter team's ascendance into an international powerhouse. (Steve Griffin/The Deseret News via AP)

FILE - In this Nov. 28, 2017, file photo, Washington state Attorney General Bob Ferguson speaks at a news conference in Seattle. Google and Facebook are being ordered by a Washington state judge to pay $455,000 for a campaign finance violation case, Ferguson said Tuesday, Dec. 18, 2018. Google will pay $217,000 and Facebook will pay $238,000 in response to two lawsuits filed in June that accused the tech firms of not obeying the state law on political-ad transparency, Ferguson said. (AP Photo/Elaine Thompson, File)