WASHINGTON, Dhu-AlHijjah 22, 1436, Oct 6, 2015, SPA -- The U.S. Department of Justice will investigate the deadly air strike that hit a hospital in the Afghan city of Kunduz, joining other probes being conducted by the Pentagon, NATO and a U.S.-Afghan team, Reuters cited the White House on Tuesday. White House spokesman Josh Earnest said more still needs to be learned about how the air strike on the hospital happened and that President Barack Obama expects steps will be taken to prevent such an incident from recurring. -- SPA 22:13 LOCAL TIME 19:13 GMT www.spa.gov.sa/w