A new Reuters/Ipsos study found 40 percent of white Americans — and 25 percent of non-white Americans — have friends of the same race only. What about you? WGBH's Callie Crossley joined Margery Eagan and Emily Rooney (filling in for Jim Braude) to talk about the study. Are we as diverse as we think we are? Should we be more proactive in battling our own biases? Tweet us, or comment below.

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