WASHINGTON (TIP): Three people were fatally shot and two were injured at an apartment complex in the US city of Houston, a media report said. The shooting happened at around 5pm on November 19, Xinhua reported. According to the Harris County Sheriff’s Office, a man shot all the five victims in the head. Police have launched a manhunt to track down the gunman. The motive of the shooting is not yet known and the identities of the victims were not released.