Exhibit 31.3
CERTIFICATION
I, David Z. Lichterman, certify that:
| b. | Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant's internal control over financial reporting. |
|
|
| /s/ David Z. Lichterman |
| Name: |
| David Z. Lichterman |
| Title: |
| Vice President, Treasurer and Chief Accounting Officer |
|
|
| (Co-Principal Financial Officer and Principal Accounting Officer) |
| Date: |
| March 6, 2018 |