The reference was to the Serbian fighters.
According to accounts from local police officials, the 28 dead included 10 civilians, 14 Croatian security officers and 4 Serbian fighters.
"We ran into Chetniks three times, but they didn't notice us," he said in a reference to the Serbian nationalist fighters.
But Serbian fighters dressed as police officers are allowed to maintain posts here.
At least some of the others are believed to have fallen into the hands of Serbian fighters.
"Serbian fighters are under direct and daily supervision from Belgrade."
Amanpour said she regrets not being able to spend more time with Serbian fighters but makes no apology for the tone of her reports.
It's the home of Serbian fighter, training and transport aviation.
"Terrible things will happen" if the Serbian fighters take over, he predicted.
In the end, however, the Serbian fighters refused to let the trucks enter the city.