Failure to Communicate

Overview
Summary
 * Investigate the disappearance of Anton and Scout Winslow.
 * Defeat the Charr and rescue Scout Winslow.

Summary

Obtained from
 * Captain Langmar in Grothmar Wardowns

Follow-up
 * The Imploding Past

Reward
 * 5,000 XP
 * 100 Vanguard reputation points