Top U.S. and World News Headlines for Wednesday, October 8

In this video, you'll learn about these top news headlines: 

U.N. Envoy Urges Intervention as ISIS Invades Besieged Syrian Town

12 Die in Turkey Protests Calling for Cross-Border Intervention

U.N. Warns of "Grave" Humanitarian Crisis for Iraq's Displaced

Canadian Parliament Votes to Join U.S.-Led Strikes in Iraq

Dallas Ebola Patient Remains Critical as Concerns Raised over Treatment

U.S. Set to Unveil Tougher Ebola Screening at Domestic, Foreign Airports

Hong Kong Students Set Date for Talks with Government over Pro-Democracy Demands

Report: Missouri Police, FBI Preparing for Riots if Officer Isn't Indicted

Black Couple Sues Indiana Police over Tasering Caught on Tape

Family of NYPD Chokehold Victim to Seek $75 Million in Damages

Grand Jury Rejects Indictment for Georgia Police Raid That Injured Toddler

Marriage Equality Bans Struck Down in Idaho, Nevada

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