Senators slammed Russia on Tuesday over a recent incident where a Russian fighter jet intercepted and downed a US drone in the Black Sea. The incident is seen as a provocation and a heightening of already tense tensions between the US and Russia.

Senate Majority Leader Chuck Schumer (D-N.Y.) called the intercept “dangerous” and “brazen,” and warned President Putin that such behavior could lead to “unintended escalation.” White House national security spokesman John Kirby responded, stating that the US would not be deterred from flying in international airspace, including over the Black Sea.

Senate Armed Services Committee Chair Jack Reed (D-R.I.) called the incident “unprofessional” and said it “disregarded the basic rule of international law.” His colleague, Sen. Ben Cardin (D-Md.), echoed the