Only on "CBS This Morning," the widow of a murdered NYPD detective is speaking out for the first time since giving birth to his daughter, two years after his death. A gunman ambushed and killed police officer Wenjian Liu and his partner in December 2014. Through in vitro fertilization, Liu's wife delivered a baby girl last week. Jeff Glor reports.

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Delivered by Charlie Rose, Norah O’Donnell and Gayle King, "CBS This Morning" offers a thoughtful, substantive and insightful source of news and information to a daily audience of 3 million viewers. The Emmy Award-winning broadcast presents a mix of daily news, coverage of developing stories of national and global significance, and interviews with leading figures in politics, business and entertainment. Check local listings for "CBS This Morning" broadcast times.