VIENNA (AP) — The United States and Germany put a brave face on an escalating espionage dispute, stressing on Sunday the importance of their cooperation to solving several global crises but offering little indication they’ve fully mended ties.

After a meeting on the sidelines of nuclear talks in Vienna, German Foreign Minister Frank-Walter Steinmeier and U.S. Secretary of State John Kerry each extolled the value of the two NATO allies’ work together on issues such as Iran and Israeli-Palestinian violence.