But the questioning was part of normal procedure. Investigators are treating the fire as suspected arson.

此次质询是正常调查程序的一部分。调查人员正将该案作为疑似人为纵火案办理。

A suspected arson attack on a nightclub in Mexico has killed at least 25 people and left 11 badly hurt.

墨西哥一家夜总会发生疑似纵火案 造成至少25人死亡 11人重伤。

The Australian Institute of Criminology has estimated that around half of the nation's bush fires are either arson or suspected arson.

澳大利亚犯罪学研究所估计，澳大利亚约有一半的丛林火灾为人为纵火或疑似人为纵火。