March 28, 2011
Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549-7561
Dear Sirs/Madams:
We have read Item 4.01 of Knight Transportation Inc.’s Form 8-K dated March 23, 2011, and have the following comments:
1. | We agree with the statements made in the first and second sentences of the first paragraph and the second, third and fourth paragraphs. |
2. | We have no basis on which to agree or disagree with the statements made in the third and fourth sentences of the first paragraph or the fifth paragraph. |
Yours truly,
/s/ Deloitte & Touche LLP
Phoenix, Arizona