Support WBURCoronavirus: 2 Key Questions For The Head Of The National GuardPlay08:06Download AudioMarch 23, 2020Laurel WamsleyfacebookEmailGen. Joseph Lengyel, Chief of the U.S. National Guard Bureau, is seen here in 2018. More than 8,100 members of the National Guard have been mobilized across the U.S. to help during the coronavirus crisis. (AP)