Family of missing students in Mexico press for evidence, after confession of killings

Students chant slogans in front of the Attorney General Office in Mexico City on Wednesday during a protest over the 43 students missing in Iguala, Guerrero State.

Recently on Take Two, we've been reporting on the city of Iguala. That's where 43 college students went missing in late September. It was a grim story, one which remained a mystery for many weeks.

Recently on Take Two, we've been reporting on the city of Iguala. That's where 43 college students went missing in late September. It was a grim story, one which remained a mystery for many weeks. Now, Mexican officials say that gang members have confessed to the crimes.

But many aren't buying it, citing lack of concrete evidence. Protesters

, Yo me cansé, after a comment from the attorney general which drew attention late last week, which some took to mean, I'm tired, or I've had enough.

For more, we're joined by Tim Johnson with McClatchy Newspapers in Mexico City. His latest story details the response to the news, from family members and officials.