CSI: NY: Season 3, Episode 3

3 - 3: Love Run Cold

Danny, Flack, and Lindsay encounter a rapidly-melting crime scene when a model is found dead at an ice-themed promotional party for vodka, apparently stabbed by an icicle. Mac, Stella and Hawkes investigate when a businessman competing in a marathon across Central Park is found dead from what appears to be cyanide poisoning. All the while, Lindsay and Danny try and sort out their growing feelings for each other.