Dhaka, Sept. 13 -- Blood stains have been found on Pakistani model and actress Humaira Asghar's clothes after her mysterious death, a forensic report has revealed, further deepening the mystery surrounding her death. According to a report in the country's media, traces of blood were found on Humaira's T-shirt and trousers. However, the cause of death has not yet been determined because no vital organs were found except for the skeleton. The absence of vital organs is severely hampering the investigation, posing a major challenge for authorities to determine the cause of his death. Investigating officials say the lack of a national blood and DNA database in Pakistan is a major obstacle to matching biological samples. According to police so...