7 missing in hydro-eletric power plant blast

(ANSA) - ROME, APR 9 - The number of people missing in the explosion at a generator at the hydroelectric power plant in the municipality of Camugnano, in the Suviana basin near Bologna, has risen from six to seven, according to reports.
    Four other workers suffered severe burns.
    The fire broke out on the ninth level down, at a depth of 30 metres. (ANSA).