Nvidia CEO Jensen Wong set to kick off his headline keynote in just under half an hour at the company's first ever GTC conference in Washington. Our Christina parts already caught him live from the conference for today's tech check. Morning KP.>> Hi Carl. It's been very busy and this is by this is the fourth GTC here and I'm definitely have to say the crowd is big except a lot of them are just wearing more suits than what we've seen in the past. But the big question is why the heck are we all in DC.Jensen a ...