The US Department of Justice will investigate claims that the Obama administration shielded the Lebanon-based Shi’ite terrorist group Hezbollah from criminal prosecution for its drug-trafficking and gun-running operations, as part of an effort to curry favor with Hezbollah’s patron, Iran. Last week, Politico released an investigative report citing Drug Enforcement Administration and former Treasury Department officials who claimed that the previous administration blocked the prosecution of Hezbollah officials known to be involved in the smuggling of illegal narcotics and weapons – including chemical weapons – in an effort to bring Hezbollah’s patron state, Iran, to the negotiating table. In 2015,...