Who will stand out in second Democratic debate?
The second Democratic presidential debate will take place in just over a week, this time in Detroit. After what transpired in Miami, almost every candidate has something to prove.
CNN, which will host the two nights of debate, found a smart system to assure relative balance between upper- and lower-tier candidates. That will create opportunities and dynamics on both nights that will differ in important ways from the first debate in Miami.
Among the candidates in the upper tier of the...