father of the A-10. On September 18, 2017, a missing man formation was performed by three Sukhoi-30MKI of the Indian Air Force during the funeral ceremony of Marshal of the Indian Air Force Arjan Singh in New Delhi. In October 2017, the Spanish Air Force performed a missing man formation as a tribute to two pilots who died in separate accidents within a week. On September 2, 2018, the Virginia-based Super Hornets flew the formation over the United States Naval Academy in Annapolis, Maryland, at the end of the interment ceremony for Senator John McCain. On October 23, 2018, a missing man formation was flown for Jon Thocker, a stunt pilot who died during a performance on October 13. The formation was flown by 12 RV aircraft at Lunken Airport. On December 6, 2018, a missing man formation was flown at the funeral of President George H. W. Bush, who was a distinguished naval aviator. This formation included 21 aircraft. On 22 February 2019, around 8:45 am, a "finger-four" missing man formation was flown over Sheffield, England as part of a flypast of aircraft to honour the 75th anniversary of B-17 "Mi Amigo" crashing after returning from a mission. On 19 February 2019 a missing man formation was flown by the Surya Kiran Aerobatic Team of Indian Air Force to honour Wg Commander Sahil Gandhi who was killed when he was practicing for the display for Aero India 2019, two aircraft crashed on that day in Bangalore. On 12 February 2020, a missing wingman formation was flown in honor Kenya's second president, Daniel Toroitich Arap Moi, after a 19-gun salute, during his funeral at his Kabarak home. On March 13, 2020, a missing man formation was flown by the Pakistan Air Force to honor Wing Commander Nauman Akram who was killed when his F-16 crashed near Shakarparian, Islamabad during Pakistan Day Parade rehearsals. On May 3, 2020, a missing man formation was flown by the RCAF Snowbirds over 12 Wing Shearwater to honor the crew of a CH-148 Helicopter operating aboard HMCS Fredericton that was lost in the Ionian Sea on April 30 during a training exercise. On October 26, 2021, a missing man formation was flown by six DH Chipmunks in honour of Squadron Leader Bill Purchase MBE during his funeral in Peterborough (England). Purchase had a distinguished flying career with the Royal Air Force, and became synonymous with