In this task, given a sentence in English Tokens, your task is to convert it into the English language

Development on this $ 350 million system by Northrop Grumman Corporation was begun in March of 2004 with basic operation achieved in just 4 months .
Development on this $350 million system by Northrop Grumman Corporation was begun in March of 2004 with basic operation achieved in just 4 months.

US Attorney General Alberto Gonzales , after several months of controversy , today announced his resignation after 13 years of public service .
US Attorney General Alberto Gonzales, after several months of controversy, today announced his resignation after 13 years of public service.

The murder rate in Ciudad Juarez , Mexico has become the highest in the world .

The murder rate in Ciudad Juarez, Mexico has become the highest in the world.

