The National Assembly Election Petitions Tribunal sitting in Umuahia has upheld the victory of Senator Orji Kalu representing Abia-North Senatorial district in the February 25 polls. A three-man panel led by Justice Samson Paul-Gang in its unanimous ruling on Tuesday dismissed the petition of People’s Democratic Party’s Mao Ohuabunwa and Labour Party’s Nnamdi Iro-Orji for