Kathmandu, March 25 :    Kathmandu, March 25:  More than a week before their call for a five-day bandh, the Maoists rocked the Kathmandu Valley this morning with several blasts. The house of a senior police officer and the first floor of the state-owned Gorkhapatra Corporation complex were among the places that were bombed. According to the police a peon was injured in the complex. The Maoists also hurled bombs at vehicles in Kalanki, the busiest point in Kathmandu. Four motorcycles were damaged in the adjoining Bhaktapur district. The first floor of the Gorkhapatra Corporation on the New Road, that publishes Nepal's oldest daily, Gorakhapatra, and the English daily, The Rising Nepal was shattered at around 11 am, according to the locals. They also said that the police officials rushed to the spot immediately after the blast and cordoned off the area. They evacuated the building and allowed the employees back in after screening the complex for more explosives. However, the police sources said that the bomb did not go off. The blast sound occurred when the army personnel defused the bomb but caused minor damages in the process. This is the second blast at the corporation building. The first occurred last year in the toilet on the second floor. In another incident in the capital today, the Maoists hurled petrol bombs at the house of the Senior Superintendent of Police (SSP) in the capital. A nearby parked vehicle was damaged in the blast. Two cars and four motorcycles were damaged in bomb blasts at Kalanki in the capital and in the adjoining Bhakatapur respectively today morning. Of late, the Maoists have stepped up their terror tactics in the capital, apparently in their attempt to make their upcoming