A new poll finds Americans’ confidence in air transportation and the federal agencies tasked with maintaining air safety has slipped a little from last year, following a recent crash in Washington.

Americans’ confidence in air travel and the federal agencies tasked with maintaining air safety has slipped a little from last year, following a recent crash in Washington, according to a new poll, but most still believe air transportation is generally safe.

The filings over the collision of an American Airlines plane and an Army helicopter last month appear to be the first such claim and signal the start of a long legal fight.