Watch on 123Movies. Promises: Through Congress is a collaboration between Julie Mehretu, electronic music composer Floating Points aka Sam Shepherd, and filmmaker Trevor Tweeten. This 46-minute film features Mehretu’s expansive painting Congress (2003) and Promises (Luaka Bop, 2021), the acclaimed album from Floating Points and jazz titan Pharoah Sanders featuring the London Symphony Orchestra. Filmed on location at The Broad in Los Angeles.