Hecklers interrupted twice during the second night of the Democratic debate. Ed O’Keefe and Caitlin Huey-Burns discuss from Detroit and Major Garrett joins CBSN’s “Red and Blue” Tanya Rivero. Source

Shouts of “Fire Pantaleo!” broke out during Bill de Blasio’s opening statement Source

There was no immediate word as to the man’s identity or reason behind his defection late Wednesday Source

Tony Timpa yelled “You’re gonna kill me!” and “Help me!” as he was restrained by a Dallas officer for nearly 14 minutes Source

At the second Democratic debate, Julián Castro repeated his proposal to decriminalize border crossings, but the other Democrats on state weren’t ready to join him. CBSN political contributor and Democratic strategist Antjuan Seawright joins Tanya Rivero on CBSN’s “Red & Blue” to discuss. Source

Renewing their feud from the first debate​ in Miami last month, Biden and Harris took turns criticizing their respective health care plans Source

It’s Joe Biden’s turn on the debate stage, and this time he says he won’t be so nice. Standing next to Biden will be Sen. Kamala Harris, who surprised the former vice president at last month’s debate. Ed O’Keefe has a preview from Detroit. Source

Osama bin Laden’s son Hamza killed; Study finds binge drinking among older Americans on the rise. Source

Ten more Democratic presidential hopefuls are taking the stage for the second night of the debate in Detroit Source

Eight years after the death of his father, Osama bin Laden’s son and potential al Qaeda leader, Hamza bin Laden, has been killed. An official tells CBS News bin Laden is believed to have been killed in a military operation. David Martin reports. Source