HI.Skill assessments/challange/levels complete/tag anenemy kill them the complete package in online , Please precise descripton Challenge. Thanks for help

HI.Skill assessments/challange/levels complete/tag anenemy kill them the complete package in online , Please precise descripton Challenge. Thanks for help

Open your visor
Tag somebody
Kill them before someone else does
Go to their body and press the crouch button several times as you stand on them.

In other words you have to T-Bag them.