>> i was concerned by the call. what i heard was inappropriate. and i reported my concerns to mr. eisenberg. it is improper for 9 the president of the united states to command a foreign government investigate a u.s. stipulate and political opponent. it is also clear that if ukraine proceeded into the investigation into the 2016 elections, the bidens and burisma, that it would be interpreted as a partisan play. >> it was a bit of an emotional play, in his opening statement, lieutenant colonel vindman thanks his father for leaving the soviet 40 years ago, and bringing their family to the united states. he later drew a round of applause when he explained why he was not afraid to testify yesterday. >> dad, i'm sitting here today in the u.s. capitol talking to our elected professionals, talked to our elected professionals is proof that you made the right decision 40 years ago to leave the soviet union,