Presidential Debate: Hillary Clinton, Donald Trump face off

In a combative opening debate, Hillary Clinton emphatically denounced Donald Trump Monday night for keeping his personal tax returns and business dealings secret from voters and peddling a "racist lie" about President Barack Obama.

Debate: Hillary Clinton and Donald Trump

The two candidates are set to face off during the first presidential debate at Hofstra University. Political analyst Joe Tuman shared his analysis of the event.

Election 2016: National Security

Which candidate for president will best protect the United States? Trump supporter Corrin Rankin and Clinton backer Peggy Moore discuss that question on KTVU News at 4.

Donald Trump on Dr. Oz

The Republican candidate for president stops by the Dr. Oz show and discusses his medical records. (Video: Dr. Oz show)

Dr. Larry discusses Hillary's health

Hillary Clinton's pneumonia has prompted calls for her campaign to release more of her medical records. Dr. Larry talks about the illness.

Election 2016: National Security

Hillary Clinton and Donald Trump are criticizing each other over national security. San Francisco Chronicle political writer Joe Garofoli weighs in.

Election 2016: Clinton or Trump

A new poll has Hillary Clinton running even with Donald Trump in the race for the White House. Political expert Joe Tuman weighs in.

Poll: Clinton, Trump tied

The two candiates are in a statistical dead heat, according to a new poll released Sept. 6. State Democratic leader Peggy Moore and Northern California Director of African American outreach Corrin Rankin talk about the race.

Poll: Hillary vs Trump in terror fight

KTVU political analyst Joe Tuman discusses the results of a new FOX poll that asks which candidate for U.S. president would be the best when it comes to fighting terrorism.