0:00 your mission is a first responding

0:01 officer is to secure the crime scene and

0:03 identify potential evidence and to

0:06 preserve that evidence with the advent

0:08 of DNA technologies it is also necessary

0:10 to evaluate and secure a scene to ensure

0:13 that any potential DNA evidence is

0:15 identified and preserved in addition

0:18 other responsibilities include render

0:20 aid if needed secure witnesses request

0:23 crime scene support services identify

0:26 persons who may need to provide

0:27 elimination or reference samples and

0:29 condense facts into a comprehensive

0:32 report please click on any of the topics

0:35 to begin the lesson