In my first year in office. and we're on track to reduce it by the end of september by another $1.5 trillion, the largest drop ever. >> cnn reporter, fact-checker in chief, has the latest. >> there is no doubt the deficit has fallen under president biden so far. it was about $3.1 trillion under president trump in fiscal 2020. it was $360 billion lower than that, so about $2.8 trillion in fiscal 2021, mostly under president biden. even with that $360 billion decline, experts i spoke to still scoffed at the idea that president biden is personally responsible for having reduced the deficit. in fa...