sentences:  In 2000, both ASBC and SOS merged to form an integrated Squadron Officer College (SOC), with both schools sharing a common curriculum directorate and mission support staff.SOC's mission changed again in 2011 with a decision by the Air Force to eliminate ASBC, extend SOS from 5 weeks back to 8 weeks, change SOC's name back to SOS, and pursue 100% SOS resident attendance opportunity for all Line-of-the-Air Force captains.In 2017, the program was streamlined again to its current duration of 6.5 weeks.