No Middle Defense and Ball Screen Coverage

International teams used the No Middle defense against the USA in the 2016 Rio Olympics. They also used numerous ball screen defenses such as "drop" coverage, switching, "press-up" coverage, and trapping to slow down the United States offense.
Ball Screen coverages
02:33 - Drop and Over
04:40 - Drop and Switch
05:47 - Drop and Under
06:12 - Press Up and Under
06:26 - Trap