The last paragraph was added (the first version was posted at 5:36 p.m.)
Yemeni President Ali Abdullah Saleh was killed, Reuters reported with reference to the opposition.
The agency failed to contact the representatives of the presidential administration to specify the details, RIA Novosti reported.
Yemeni President was slightly injured when the area of the presidential palace was fired, Al-Arabiya TV channel reported earlier.
Al-Jazeera TV channel reported with reference to Reuters agency that there is no official confirmation of the Yemeni President's death.