by donald trump because if we are you know what we're going to lose the election. >> senator bernie sanders seemed to set the phone last night for an evening full of extremely substantive changes once again showing a party that's really not obsessed with trump. a party that is having a variety of sharp spirited discussions about its governing vision. it's like the normal politics of the democratic party where people talk about a variety of important issues like health care and housing or practical stuff like paid family leave. and joining me to talk more about last night's debate is christina greer, an associated professor at political society and sam seater, host of majority report with sam seeter. >> i was so struck -- obviously impeachment is a huge deal, but it's also the case