SAN FRANCISCO (KRON) – On today’s edition of Rob Black’s Winners and Losers, our financial expert Rob Black and KRON 4’s Mark Danon talk about Cisco Systems, Aetna and Katie Ledecky.

The big Bay Area company Cisco Systems Inc plans to lay off 14,000 employees.

Aetna Inc, the number 3 U.S. health insurer, is dropping Obamacare.

Five-time Olympic gold medalist swimmer Katie Ledecky is headed to Stanford.