19x28 - FR1929

April 9, 2010

19x29 - SU1929

April 11, 2010

19x30 - FR1930

April 16, 2010

19x31 - SU1930

April 18, 2010

19x32 - Bitter Pill

April 25, 2010

19x33 - SU1931

April 30, 2010

A popular college freshman is gunned down in her car for no apparent reason. Police had no clues: no fingerprints, no information about trouble in Michelle O'Keefe's life. Then an unexpected source comes into the picture.

19x34 - FR1932

April 30, 2010

19x35 - SU1932

May 2, 2010

19x36 - FR1933

May 7, 2010

19x37 - SU1933

May 9, 2010

19x38 - FR1934

May 14, 2010

19x39 - FR1935

May 21, 2010

19x40 - SU1935

May 23, 2010

19x41 - FR1823/FR1813

May 28, 2010

19x42 - FR1832

May 30, 2010

19x43 - FR1937

June 4, 2010

19x44 - FR1938

June 11, 2010

19x45 - SU1938

June 13, 2010

19x46 - FR1940

June 25, 2010

19x47 - SU1940

June 27, 2010

19x48 - MO1843/FR1739

July 2, 2010

19x50 - SU1942

July 11, 2010

19x51 - MON1943

July 12, 2010

19x52 - FR1943

July 16, 2010

19x53 - SU1942

July 18, 2010

19x54 - MON1944

July 19, 2010

19x55 - FR1944

July 23, 2010

19x56 - SU1943

July 25, 2010

19x57 - MON1945

July 26, 2010

19x58 - FR1945

July 30, 2010

19x59 - SU1944

August 1, 2010

19x60 - MO1946

August 2, 2010

19x61 - FR1946

August 6, 2010

19x62 - FR1947

August 13, 2010

19x63 - SU1945

August 15, 2010

19x64 - MO1948

August 16, 2010

19x65 - Episode 65

August 13, 2010

A teenager and her family stop a string of attacks against women when they stop a killer in his tracks.

19x66 - Episode 66

August 15, 2010

Lester Holt reports on youth violence in Chicago and the efforts being made to combat gangs and get guns off the streets.

19x67 - Episode 67

August 20, 2010

When a college student commits suicide, her friends and family question the identity of a person she met in a suicide chat room; a man is accused of murdering a former friend.

19x68 - Family Portrait

August 30, 2010

A husband is found dead in a stable in what appears to be a horse accident. But when bullet casings and a bloody pipe are found nearby, blame shifts to his wife, whose daughter and son accuse her of plotting the murder and convincing her son to commit the crime.

19x69 - FRI1830

September 3, 2010

When a college student commits suicide, her friends and family question the identity of a person she met in a suicide chat room; a man is accused of murdering a former friend.

19x70 - MO1951

September 6, 2010

19x71 - Episode 71

August 22, 2010

Footage and interviews from coverage in the days following Hurricane Katrina; Brian Williams describes the chaos he witnessed while reporting from New Orleans.

19x72 - MO1952

September 13, 2010

19x73 - FR1952

September 17, 2010

19x79 - Episode 79

September 10, 2010

Murder suspect Joran Van der Sloot speaks out for the first time since his arrest.

19x81 - Episode 81

September 17, 2010

With no arrest having been made years after a real estate agent's murder, frustration continues to mount among her family and friends; detectives connect a series of seemingly random crimes to crack the case of a missing young man.

19x82 - Circle of Friends (2011)

June 5, 2011

A circle of friends from a high school in Miami are about to embark on a new beginning, all heading off to college for the first time. But when one is left behind, he surprises them all with a last minute decision. Dennis Murphy reports.