US airstrikes in Somalia’s northern Puntland region have reportedly killed key figures in the Islamic State group, aka IS.

Preliminary data from the deadliest U.S. aviation accident in nearly 25 years showed conflicting readings about the altitudes of an airliner and Army helicopter when they collided near Washington.

The U.S. military has conducted airstrikes against Islamic State operatives in Somalia, the first attacks in the African nation during President Donald Trump’s second term.