Watch Republican Presidential Debate Live Online: Start Time, Candidate Roster For Second GOP Debate

Cheryl Phillips

Watch the second Republican primary presidential debate on CNN or live streaming online September 16. The night will begin with a first round debate at 6 p.m. ET, followed by the primetime debate featuring 10 GOP candidates at 8 p.m. ET.

Find a full debate roster below and information on how to watch the debate and post-debate commentary online or on your iPhone, iPad, or Android mobile device. Viewers can tweet their questions for the candidates to @CNN using the hashtag #CNNDebate.

According to Fortune, viewers will not have to verify their cable subscription to watch the debate live streaming online. The debate will air live on your local CNN cable station and will run simultaneously online at Download the CNN app to watch the debate on your iPhone, iPad or Android mobile device.

"CNN will be live streaming the GOP debate next Weds online and across CNN's mobile platforms without authentication. Users won't have to log-in to see the stream, it will be available as soon as they visit or access one of our apps."

Wednesday night's debate will be held at the Reagan Library in Simi Valley, California, and will be moderated by Jake Tapper, Dana Bash, and Hugh Hewitt.

Who will be up on the stage during the first debate at 6 p.m. and which candidates will face off in the primetime debate at 8 p.m. ET? Find the full roster for both debates below.

According to the New York Times, the highlight of the second debate will be an expected showdown between Donald Trump and Carly Fiorina, who did not make the cut in the first GOP primetime debate last month. Expect verbal fireworks when they get together on stage for the first time along with eight other Republican candidates.

First round debate -- 6 p.m. ET -- Santorum, Jindal, Pataki, and Graham. Former Texas governor Rick Perry was scheduled to be in the first round debate but withdrew from the race last week.

Second round primetime debate -- 8 p.m. ET -- Trump, Bush, Walker, Huckabee, Carson, Cruz, Rubio, Paul, Christie, Kasich, and Fiorina.

According to Public Policy Polling's most recent poll (September 3), Democratic candidate Hillary Clinton currently holds a "modest lead" over the 15 Republicans running for president. The poll reveals that Ben Carson is "fairing the strongest" against Clinton, with Donald Trump and Carly Fiorina trailing Clinton closely in the September 3 poll.

The next Republican primary presidential debate is scheduled to air on CNBC on October 28 and will be held at the University of Colorado in Boulder, Colorado. See the complete schedule of all of the upcoming 2015/2016 GOP debates here.

[Image: Tom Pennington/Getty Images News]