great well rounded education. we need the next generation of marine biologists. >> we have another question from howard university and nbc's norah o'donnell. >> hey, we're joined by thomas who spends his summers in chicago with the do you care campaign. father michael flager working on chicago's south side. so he knows you well, secretary duncan. what's your question for him? >> secretary duncan, earlier today you spoke about the importance of teaching students to think critically. but when students exist in an environment where their first thought isn't about math and science, but how am i going to make it to school safely, what priority monotof the department education's campaign is being implemented across the board. >> that's a great question. the work they're doing is so hugely important. tom, that was by far the most difficult part of my job in chicago was dealing with the devastating level of gun