There was no investigation of his son and the investigation into Burisma had been closed before Biden came to Ukraine. Republicans controlled Congress when Obama was President and they could find nothing to use against Obama. You are the lying garbage. The trump campaign gave internal polling information and other campaign information to a associate tied to Russian Intelligence. Trump is the corrupt one. You demonstrate you are a looney tune. Crazy conspiracy theories. Go find a cuckoo clock. You would be perfect for that job.