Complex sentence: The Jersey Shore shark attacks of 1916 killing 4 people in the first 2 weeks of July 1916 along the New Jersey shore and Matawan Creek in New Jersey, started media attention on shark attacks in the United States of America.
Split into simpler sentences: The Jersey Shore shark attacks of 1916 killed 4 people in the first 2 weeks of July 1916 along the New Jersey shore and Matawan Creek in New Jersey. They are generally credited as the beginning of media attention on shark attacks in the United States of America.