WASHINGTON — The Nationwide Transportation Security Board came down challenging on the Federal Motor Provider Safety Administration right after the board located that a fatigued driver of a milk-hauling tank truck was abusing the hours-of-company agriculture exemption — with minimal oversight of the exemption from FMCSA — when he was included in a lethal crash. The NTSB satisfied on Tuesday to discuss the results and employees tips of an investigation into the multivehicle crash on June 9, 2021, that killed 4 individuals and hurt 11. “Unfortunately, the FMCSA lacks the information relating to how many agriculture-exempt carriers exist, and has no figures pertaining to their crash amount or severity of…