Group and a Smithsonian regent, as well as a $1 million donation from Wells Fargo. As of January 30, 2016, the museum still needed to raise $40 million toward its $270 million construction goal. Two unique documents, both signed by President Abraham Lincoln, would be loaned to the museum for its opening. These are commemorative copies of the 13th Amendment and the Emancipation Proclamation, of which only a limited number were printed. Few of these have survived. David Rubenstein purchased both items in 2012. In late March 2016, Microsoft announced a $1 million donation to the museum. On March 27, the museum drew criticism for agreeing to include a small number of items from the career of actor Bill Cosby in a planned exhibit about African Americans in the entertainment industry. Women who have accused Cosby of sexual assault objected to the display. In response to the resulting controversy, the museum added the following sentence to its description of Cosby's career: "In recent years, revelations about alleged sexual misconduct have cast a shadow over Cosby's entertainment career and severely damaged his reputation." Google donated $1 million to the museum in early September 2016. The technology firm had previously worked with the NMAAHC to create a 3D interactive exhibit which allows visitors to see artifacts in a close-up, 360-degree view using their mobile phone. The 3D exhibit was created by designers and engineers from the Black Googler Network. On September 16, 2016, violinist Edward W. Hardy composed and performed Evolution - Inspired by the Evolution of Black Music for the Congressional Black Caucus at a Google sponsored event in Howard Theatre. This event was a part of the opening of the Smithsonian National Museum of African American History and Culture. On September 23, 2016, The Washington Post reported that Robert F. Smith, the founder, chairman, and CEO of Vista Equity Partners, had given $20 million to the NMAAHC. The gift was second-largest in the museum's history, exceeded only by the $21 million donated by Oprah Winfrey. Ava DuVernay was commissioned by the museum to create a film which debuted at the museum's opening on September 24, 2016. This film, August 28: A Day in the Life of a People (2016), tells of six significant events in African-American history that happened on the same date, August 28. The 22-minute film stars Lupita Nyong'o, Don Cheadle, Regina King, David Oyelowo, Angela Bassett, Michael