Government and politics

FILE - In this April 18, 2019, file photo, former vice president Joe Biden talks with officials after speaking at a rally in support of striking Stop & Shop workers in Boston. (AP Photo/Michael Dwyer, File)

FILE - In this April 5, 2019, file photo, former Vice President Joe Biden speaks at the IBEW Construction and Maintenance Conference in Washington. (AP Photo/Manuel Balce Ceneta, File)

Russian President Vladimir Putin, right, and North Korea's leader Kim Jong Un take an elevator heading to the talks in Vladivostok, Russia, Thursday, April 25, 2019. Putin and Kim are set to have one-on-one meeting at the Far Eastern State University on the Russky Island across a bridge from Vladivostok. The meeting will be followed by broader talks involving officials from both sides. (Alexei Nikolsky, Sputnik, Kremlin Pool Photo via AP)

Russian President Vladimir Putin, right, and North Korea's leader Kim Jong Un pose for photographers during their meeting in Vladivostok, Russia, Thursday, April 25, 2019. President Putin opened his talks with Kim, saying that Russia would like to help support efforts to resolve the North Korean nuclear standoff. (Yuri Kadobnov/Pool Photo via AP)

In this Saturday, April 6, 2019 photo, supporters of Spain's far-right Vox Party wave Spanish and VOX flags during a party event in Leganes, on the outskirts of Madrid, Spain. A substantial pool of undecided voters and a right-wing splintered by a rising populist party are making confident predictions harder to come by as Spain prepares for its third parliamentary election in less than four years. (AP Photo/Bernat Armangue)

Jaroslaw Kaczynski, the leader of Poland's conservative ruling party, takes part in a Polish tradition of taking a basket to church for a blessing in Warsaw, Poland, Saturday, April 20, 2019.(AP Photo/Czarek Sokolowski)

Democratic presidential candidate Sen. Kamala Harris, D-Calif., greets the audience before taking questions during a presidential forum held by She The People on the Texas State University campus Wednesday, April 24, 2019, in Houston. (AP Photo/Michael Wyke)

FILE - In this March 28, 2018, file photo, a visitor poses for a photo with the Facebook logo reflected on her sunglasses at the company's headquarters in Menlo Park, Calif. Facebook reports earnings Wednesday, April 24, 2019. (AP Photo/Marcio Jose Sanchez, File)

President Donald Trump and first lady Melania Trump arrive to speak during the RX Drug Abuse & Heroin Summit, Wednesday, April 24, 2019 in Atlanta. (AP Photo/John Amis)

FILE - This May 8, 2017, file photo, shows Arch Canyon within Bears Ears National Monument in Utah. The selections for the 15-person Bears Ears National Monument panel posted online Friday, April 19, 2019 by the U.S. Bureau of Land Management reveal a few people who seem to strike a middle ground, but nobody who was an outspoken proponent of the monument created by President Barack Obama in December 2016. (Francisco Kjolseth/The Salt Lake Tribune via AP, File)