Sangre Por Sangre
CSI: NY - S7 - E4
When the leader of a powerful New York gang, El Puño, is found murdered, the CSIs must find the killer before a street war with a rival gang breaks out. Mac asks the co-founder of El Puño, Luther Devarro, a man he put behind bars years before, for help.
CSI: NY: Season 7 - 22 Episode s
7x1 - The 34th Floor
September 24, 2010
The newest member of the CSI team, Jo Danville, a former FBI agent, is welcomed to her new job by stumbling upon the body of a young woman murdered somewhere in the building that houses the NYPD Crime Lab.
7x2 - Unfriendly Chat
October 1, 2010
When a young woman appears to be strangled while participating in a live online chat that Adam witnesses, the CSIs must determine if it was real or a hoax, and locate where the possible victim is.
7x3 - Damned if You Do
October 8, 2010
When a married couple is found beaten in their home, a mother identifies her son as the killer and the CSIs believe they have their suspect, but all is not what it seems when another witness comes forward.
7x4 - Sangre Por Sangre
October 15, 2010
When the leader of a powerful New York gang, El Puño, is found murdered, the CSIs must find the killer before a street war with a rival gang breaks out. Mac asks the co-founder of El Puño, Luther Devarro, a man he put behind bars years before, for help.
7x5 - Out of the Sky
October 22, 2010
A jewel heist at the penthouse of one of New York's most powerful attorneys takes a bizarre turn and the case leads the CSIs to a seemingly unrelated man in the morgue.
7x6 - Do Not Pass Go
October 29, 2010
When a badly decomposed body found is an abandoned car on a rooftop, Mac and his team must go up against a killer who is using the parents of his victims to manipulate crime scenes.
7x7 - Hide Sight
November 5, 2010
Mac is on the hunt for a sniper who is using nitroglycerin in his bullets to explode on impact, and the prime suspect was once a missing boy from one of Mac's old cases.
7x8 - Scared Stiff
November 12, 2010
As the CSIs investigate a case involving a woman who appears to have been scared to death in a supposedly haunted section of Central Park, Mac stumbles on another dead body buried nearby in the same part of the park.
7x9 - Justified
November 19, 2010
When a woman's body washes up at the South Street Seaport, the CSIs unravel a dark secret from Deputy Chief Carver's past that threatens to shatter his stellar reputation and close-knit family.
7x10 - Shop Till You Drop
December 3, 2010
Mac and the team search for the killer of a department store manager who was found dead in a holiday display window.
7x11 - To What End?
January 7, 2011
When a man in full clown costume shoots a bakery owner, the CSIs investigate and discover a decision from Flack's past that may put him in jeopardy.
7x12 - Holding Cell
January 14, 2011
When a Spanish club promoter is found dead, Mac must battle with the head of Barcelona's crime lab to solve the case.
7x13 - Party Down
February 4, 2011
When a tractor-trailer carrying exclusive party guests mysteriously ends up at the bottom of the Hudson River, the CSIs must solve the mystery from the soggy remains.
7x14 - Smooth Criminal
February 11, 2011
When the CSIs track down a suave and charming hitman, their investigation uncovers a conspiracy with far-reaching implications.
7x15 - Vigilante
February 18, 2011
When a serial rapist is found murdered, restrained in the same manner as his victims, the CSIs weigh a feeling of justice against their sense of duty to pursue the killer.
7x16 - The Untouchable
February 25, 2011
When a conspiracy-obsessed woman is found dead, the CSIs investigate and discover that some of her theories may have had some truth to them.
7x17 - Do or Die
March 11, 2011
When a popular student and star pupil at Manhattan's most elite private school is murdered, the CSIs find themselves immersed in the highly competitive world of over-privileged youth.
7x18 - Identity Crisis
April 1, 2011
Jo balances personal and professional challenges when her adopted daughter, Ellie, is the key witness in a murder investigation.
7x19 - Food For Thought
April 8, 2011
While the team investigates the explosion of a gourmet food truck, Sheldon's new relationship could get him in big trouble at the lab.
7x20 - Nothing For Something
April 29, 2011
The CSIs investigate a woman's death as the work of a serial killer, and Mac reconnects with his first partner after an ex-con they put away begins stalking him.
7x21 - Life Sentence
May 6, 2011
After a hail of gunfire tears through the crime lab, Mac and his ex-partner become part of a vendetta 17 years in the making.
7x22 - Exit Strategy
May 13, 2011
Following a near-death experience, Mac becomes determined to close his last remaining unsolved case.