TEHRAN -- An Iranian, sentenced to death for the fatal shooting of a mother and her son, has been hanged in public in northeastern Tehran before the eyes of hundreds of onlookers one week after his brother ended up at the gallows on the same charge.

They said Mahdi Ahmadi was hanged in Sohanak area early Wednesday after having been found guilty of murdering Faridatossadat Amirhosseini, 48, and her 24-year-old son, Mahdi Golestani in January.