evidence: A screen grab from a video taken on Feb. 22 shows Afghan men leaving a football stadium after attending the public execution by Taliban authorities of two men convicted of murder. Another public execution took place Monday.Photo by Getty ISLAMABAD — The Taliban held a public execution Monday of a man convicted of murder in northern Afghanistan. Thousands watched at a sports stadium, the third such death sentence to be carried out in the past five days. [...] On Thursday in the southeastern Ghazni province, the Taliban executed two men convicted of stabbing their victims to death. Relatives of the victims fired guns at the two men, also at a sports stadium, as thousands of people watched.