Deliver Major Aiva's Mementos to Tian Wen

How do you complete "Deliver Major Aiva's Mementos to Tian Wen"?

This is step 2 of 2 in The Major’s Footlocker, given by Tianwen. It is completed on Dam Battlegrounds. The exact location is marked on the Dam Battlegrounds map.

• The Major’s Footlocker
• Dam Battlegrounds

What are the other objectives in The Major’s Footlocker?

The Major’s Footlocker has 2 objectives in total: Search for Major Aiva's mementos in the apartments northwest of The Dam and Deliver Major Aiva's Mementos to Tian Wen.