A man identified as an American citizen was found stabbed to death on Sunday in Nuevo Laredo , a city of 300,000 along Mexico 's border with the United States that has become the principal battlefield for Mexico 's most powerful drug trafficking organizations .
Mexico /location/location/contains Nuevo Laredo
Mexico /location/location/contains Nuevo Laredo
DT NN VBN IN DT JJ NN VBD VBN VBN TO NN IN NNP IN NNP NNP , DT NN IN CD IN NNP POS NN IN DT NNP NNPS WDT VBZ VBN DT JJ NN IN NNP POS RBS JJ NN NN NNS .
Mexico
LOCATION
Nuevo Laredo
LOCATION
/location/location/contains
Mexico
LOCATION
Nuevo Laredo
LOCATION
/location/location/contains