How did on got in touch with being in a search party in formation of a line of people ?

Question

Update:

Looking for the missing strangers 

Answer 1

Where of when catastrophic elaboration of hierophant. With egg lemon sauce.

Answer 2

Usually by joining your local Search, and Rescue organization.  Search parties generally need training - walking in a line is HARD!  People that do it need lots of practice.

Answer 3

Walkie talkies and cell phones.