WARSAW, Poland (AP) — The U.S. and Poland signed an agreement Monday to cooperate on new 5G technology as concerns grow about Chinese telecommunications giant Huawei.

Vice President Mike Pence and Polish Prime Minister Mateusz Morawiecki signed the deal in Warsaw, where Pence is filling in for President Donald Trump, who scrapped his trip at the last minute because of Hurricane Dorian.

The signing comes during a global battle between the U.S. and Huawei, the world's biggest maker of network infrastructure equipment, over network security and fears of Chinese access.

The U.S.-Poland agreement s...