BELEM, Brazil (AP) – U.N. climate negotiations began Monday on the edge of the Brazilian Amazon as leaders pushed for accelerating efforts to curb global warming by drastically reducing the carbon pollution that causes it. But top U.S. negotiators were absent.

WARSAW, Poland (AP) – A Ukrainian citizen allegedly working for Russian intelligence services as part of a sabotage campaign was detained in Poland, while two others were arrested in Romania, prosecutors said Tuesday. Prosecutors said the individuals acting on behalf of the Russian intelligence services were allegedly preparing acts of sabotage.

NEW YORK (AP) – Frustration is mounting over the growing number of flight cancellations and delays at airports across the United States, however those disruptions are scheduled to get worse this week and linger even after the government shutdown ends.