Aviation Featured TransportBoeing CEO to testify before Congress on grounded 737 MAXBy Kunle SHONUGASeptember 28, 2019September 28, 2019 by By Kunle SHONUGASeptember 28, 2019September 28, 20190537 Boeing Chief Executive Dennis Muilenburg has agreed to testify before Congress in October on the grounded 737 MAX that was involved in two fatal crashes