Obama's reluctance on race gives way to roars from Booker and Harris

10:13am PST - February 1st, 2019    cory booker - CNN

Cory Booker and Kamala Harris kicked off their 2020 campaigns like no other black presidential candidates ever have, including the only one who has won. Perhaps that's a privilege only they have -- afforded only after eight years of the first black US preside…