Yes, show it towards reimbursed expenses.
You'll enter your mileage and other expenses first:
1. Click Federal
on the left-hand side menu.
2. Click Deductions
& Credits across the top.
3. Scroll down to Employment Expenses and click Show
more.
4. Click Start
or Revisit by Job Expenses for W-2 Income.
Go through the entire section entering your numbers till you get to the two screens below, and enter reimbursements.