Complex sentence: According to "The New York Times", Strzok was "considered one of the most experienced and trusted FBI counterintelligence investigators," as well as "one of the Bureau's top experts on Russia" according to CNN.
Split into simpler sentences: According to "The New York Times", he was "considered one of the most experienced and trusted FBI counterintelligence investigators". He was "considered to be one of the Bureau's top experts on Russia" according to CNN.