Sara Eisen: As a young woman working ... from being in a supportive role to a true change agent. Eisen: My earliest breakthroughs at CNBC came in the form of guest bookings. I fought to cover ...

Star reporter Sara Eisen joined CNBC from Bloomberg TV late last year. She's been crushing it since moving there. Eisen is well-known for her coverage of the foreign exchange. At CNBC, she's a ...