<P> The Killing is an American serial crime drama television series developed by Veena Sud, based on the Danish series of the same name that premiered on AMC on April 3, 2011 . The first two seasons center on the homicide of a young girl, Rosie Larsen, and its ensuing consequences on the police force, the suspects, and her distraught family . The third and fourth seasons focus on separate murder investigations . It stars Mireille Enos and Joel Kinnaman as two homicide detectives, as they investigate crimes in Seattle, Washington . </P> <P> On September 10, 2013, AMC officially cancelled the series after 38 episodes and three seasons . However, on November 15, 2013, Netflix ordered a fourth and final season of six episodes, that was released on Netflix on August 1, 2014 . </P> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="3"> Originally aired </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> <Th> Network </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> April 3, 2011 (2011 - 04 - 03) </Td> <Td> June 19, 2011 (2011 - 06 - 19) </Td> <Td> AMC </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 13 </Td> <Td_colspan="1"> April 1, 2012 (2012 - 04 - 01) </Td> <Td> June 17, 2012 (2012 - 06 - 17) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 12 </Td> <Td_colspan="1"> June 2, 2013 (2013 - 06 - 02) </Td> <Td> August 4, 2013 (2013 - 08 - 04) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 6 </Td> <Td_colspan="2"> August 1, 2014 (2014 - 08 - 01) </Td> <Td> Netflix </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="3"> Originally aired </Th> </Tr>

How many episodes are there in season 1 of the killing