This article will cover how to add another grader, a Teaching Assistant (TA), to reconcile grades.
TA's cannot be added to assignments that have groups, the option will be greyed out.

Select the link to the assignment.

Select the Gear Icon for assignment settings.

Under Evaluation options, select 2 graders per student.

Select Assign graders.

To the right of the students name,
1. Select the 3 dots, drop down to
2. Select Reconciler.