Transportation and shipping

FILE - In this Nov. 12, 2017 file photo, Emirates President Tim Clark speaks to journalists during a press conference on the opening day of the Dubai Air Show, in Dubai, United Arab Emirates. Clark will retire at the end of June 2020 after 17 years at the helm of the Middle East's biggest carrier. The company confirmed in an email to The Associated Press on Wednesday, Dec. 25, 2019, that Tim Clark, who joined the airline in 1985 when it was first launched, will remain on as an adviser. (AP Photo/Kamran Jebreili, File)

FILE - In this Oct. 29, 2019, file photo Boeing Company President and Chief Executive Officer Dennis Muilenburg appears before a Senate Committee on Commerce, Science, and Transportation hearing on 'Aviation Safety and the Future of Boeing's 737 MAX' on Capitol Hill in Washington. Muilenburg is resigning amid ongoing problems at the company over the troubled Max 737 aircraft. The board of directors said Monday, Dec. 23 that Muilenburg is stepping down immediately. The board's current chairman David Calhoun will become president and CEO on Jan. 13, 2020. (AP Photo/Andrew Harnik, File)

FILE - In a Wednesday, Oct. 23, 2019 file photo, Igor Fruman arrives for his arraignment, in New York. Andrew Favorov, the No. 2 at Ukraine’s state-run gas company Naftogaz, says he sat on the red leather banquette and listened wide-eyed as the men boasted of their connections to President Donald Trump and proposed selling large quantities of liquified natural gas from Texas to Ukraine. The gas deal never came to pass, but it’s now the subject of a U.S. federal criminal investigation of the two men, Lev Parnas and Igor Fruman, and their close associate, Rudy Giuliani. (AP Photo/Mark Lennihan, File)

People watch a giant TV screen with Russian President Vladimir Putin, inside, riding a train across a bridge linking Russia and the Crimean peninsula in Taman, Russia, Monday, Dec. 23, 2019. Putin on Monday inaugurated a railway bridge to Crimea, the longest in Europe, which is intended to facilitate links with Crimea, which Russia annexed from Ukraine in 2014. (AP Photo)

Passengers find their rides at the Ride Share point as they exit Phoenix Sky Harbor International Airport Wednesday, Dec. 18, 2019, in Phoenix. The Phoenix City Council is set to vote on raising fees charged to ride-hailing companies at the airport. If approved Wednesday afternoon, the proposal will increase the current fee from $2.66 per pickup. That would jump to $4 starting Jan. 1 and be applied to drop-offs as well. (AP Photo/Ross D. Franklin)

High-speed trains are pictured at Gare du Nord train station in Paris, Wednesday, Dec. 18, 2019. With French President Emmanuel Macron under heavy pressure over his pension reform plans, government officials are meeting with employers and unions on Wednesday to consider the way forward. (AP Photo/Michel Euler)

A small plane sits parked after it was crashed into a fence by a 17-year-old girl Wednesday, Dec. 18, 2019, at the Fresno Yosemite International Airport in Fresno, Calif. A spokeswoman for the airport told The Fresno Bee that the teenager breached the fence, started up the plane and crashed it into a fence Wednesday. Airport officials say officers found the teen in the pilot's seat, wearing the headset. No one was injured. The teen was arrested on suspicion of theft of an aircraft. (Jim Guy/The Fresno Bee via AP)