VAN BUREN, Ark.--(BUSINESS WIRE)--USA Truck, Inc. (NASDAQ:USAK), a leading capacity solutions provider headquartered in Van Buren, AR, today announced it will release its first-quarter 2017 financial results at 6:00 a.m. CT / 7:00 a.m. ET on Wednesday, May 3, 2017. The Company will hold a conference call to discuss those results at 8:00 a.m. CT / 9:00 a.m. ET that same day. To participate in the call, please dial: 1-844-824-3828 (U.S./Canadamore...