(Bloomberg) -- Representative Clay Higgins, a member of the House Homeland Security Committee, has asked Treasury Secretary Janet Yellen to “thoroughly review national security concerns” in the proposed sale of a US ammunition manufacturer to a firm based in the Czech Republic.Most Read from BloombergTesla’s $25,000 Car Means Tossing Out the 100-Year-Old Assembly LineBankman-Fried Is Sentenced to 25 Years in Prison Over FTX CollapseDubai Is Losing Its Allure for Wealthy RussiansLondon Insurers F