Construction and engineering

Opponents of Enbridge Energy's proposal to replace its aging Line 3 crude oil pipeline across northern Minnesota demonstrate on Friday, Jan. 31, 2020, before a hearing on the project before the Minnesota Public Utilities Commission in the state Capitol complex in St. Paul, Minn. The opponents say the project would aggravate climate change. (AP Photo/Steve Karnowski)

This image from video by Jenna Fabian shows a Los Angeles Fire Department firefighter on a ladder rescuing a man who had climbed out on the side of a 25-story high-rise apartment, escaping flames from a burning apartment balcony, after a fire broke out on a sixth-floor balcony and sent choking smoke billowing through the upper levels in West Los Angeles Wednesday, Jan. 29, 2020. (Courtesy of Jenna Fabian via AP)

FILE - In this Spet. 15, 2005 file photo on display is the new Atari Flashback 2 video game console in San Francisco. Atari, the arcade game company that ushered in the gaming revolution in the 1980s, announced Monday, Jan, 27, 2020, that it is opening eight video game-themed hotels across the United States, including ones in Las Vegas and Phoenix. (AP Photo/Paul Sakuma,File)

This image from video by Jenna Fabian shows a Los Angeles Fire Department firefighter on a ladder rescuing a man who had climbed out on the side of a 25-story high-rise apartment, escaping flames from a burning apartment balcony, after a fire broke out on a sixth-floor balcony and sent choking smoke billowing through the upper levels in West Los Angeles Wednesday, Jan. 29, 2020. (Courtesy of Jenna Fabian via AP)

FILE - In this Jan. 7, 2020, file photo, men hold up signs at a rally outside of City Hall in Oakland, Calif., in support of more housing. California lawmakers have failed to pass the most ambitious proposal yet to combat a growing housing crisis in the nation's most populous state, voting down legislation Wednesday, Jan. 29, that would have overridden local zoning laws to let developers to build small apartment buildings in neighborhoods reserved for single-family homes. (AP Photo/Jeff Chiu, File)

File - In this March 19, 2015, file photo, Mohammed Nuru, director of San Francisco Public Works, is interviewed at the Tenderloin Pit Stop mobile bathrooms in San Francisco. A top San Francisco official in charge of cleaning up the city's notoriously filthy streets and a champion of adding more portable toilets has been arrested, jail records show. Nuru was taken into custody Monday, Jan. 27, 2020, along with Nick Bovis, the owner of Lefty O'Doul's, a longtime sports bar popular with tourists and locals that closed two years ago. Records say only that the men were arrested for felony safekeeping, which typically indicates federal charges. (AP Photo/Jeff Chiu, File)

U.S. President Donald Trump's envoy for the Kosovo-Serbia dialogue, Ambassador Richard Grenell speaks during a press conference after a meeting with Serbian President Aleksandar Vucic in Belgrade, Serbia, Friday, Jan. 24, 2020. Grenell is meeting Serbian President Vucic in order to move the dialogue and normalize relations between the two sides.(AP Photo/Darko Vojinovic)