[...Oh good, it's not her. She lowers her head. Spending a whole night in jail was. Not the worst thing in her life, but certainly not a highlight of it]

From what I hear, he tried. But he was refused at the police station and told to bring it to the Chairman of the Council - Tarrlok. So... he couldn't do it that same night and went home. [...] Korra didn't agree with waiting though. She confronted Tarrlok that night in his office, and after that- that's when he kidnapped her.

[...] Ling Bei Fong broke me and the others out the next morning to help her and Tenzin rescue Korra. [She doesn't make it clear how they were duped. It's not super relevant yet]