Four bombs exploded almost simultaneously Sunday in and around the Nepalese capital, two of them near the army headquarters, killing at least two people and wounding 13 more, police said. Seven of the wounded were in a critical condition in a hospital, said Basu Nepal, a police officer. One of the bombs exploded inside a moving bus about 300 meters (1,000 feet) from the army headquarters in the capital, Katmandu. Minutes later, another blast occurred on a nearby roadside, Nepal told The Associated Press. Another two blasts took place on the outskirts of the city - one in Balaju district and the other near Tribhuvan University in Kirtipur, 13 kilometers (8 miles) southwest of Katmandu. Other details were not immediately available.