Murder is singular.There can be one murder or several murders.
In the United States, there have been many infamous murder cases. Some of the most infamous include the Manson murders and the murders of Abby and Andrew Borden.
Edgar Allan Poe wrote The Murders in the Rue Morgue.
None only people murder!
Prenup to Murder - 2013 The Fontainebleu Murders was released on: USA: 2013
Oh, she wrote so many. Her most popular ones, And Then There Were None(my favorite), and Murder on the Orient Expressare very widely known. She wrote The ABC Murders, The Mysterious Affairs at Style, The Golden Ball(and other tales), and so much more. In her lifetime she wrote more than 80 novels.
The murder rate in England and Wales for 2010 was 619
264
In 2012, there were 14,173 intentional homicides or murders in the United States. The murder rate is about 4. 8 per 100,000 people.
History's Mysteries Infamous Murders - 2001 Celebrity Murder was released on: USA: 2002
Because murder is the universal of crimes, it counts as many measures and counts which include degree murders, assault, etc.
History's Mysteries Infamous Murders - 2001 Murder at the Top was released on: USA: 1 April 2003