Video on
msnbc.com:
CNBC's
Michelle
Caruso-Cabrera
reports Brent
crude prices rose,
after Saudi Arabia
began military
operations against
Yemen. T
(more)
Video on msnbc.com: CNBC's Michelle Caruso-Cabrera reports Brent crude prices rose, after Saudi Arabia began military operations against Yemen. This is a classic proxy war, says Caruso-Cabrera.