. >> dick durbin, the first senator to call for a ceasefire, joins let me exclusively >> hello, i'm >> dana bash in washington where the state of our our union is watching the general election takes shape. >> donald >> trump came closer to officially becoming the republican presidential nominee saturday with another suite his campaign expects to be within striking distance of formerly clinching that nomination in two days on super tuesday, while democrats got heartburn this weekend over a new poll, shows trump winning. president biden tried to take on his vulnerabilities this week and flip the script on immigration as america got a preview you of the months to come when biden and trump both headed to the southern border to make their case about what many voters see as their top issue here with me now is homeland security secretary alejandro mayorkas. thank you so much for being here. i appreciate it. >> you were with the president at the border. you went to brown townsville where the numbers actually have been a bit lower, you know, better than i do than other sections of the border.