Former Nigeria President, Olusegun Obasanjo on Friday, expressed disapproval at the current state of the country, saying that the majority of its leaders should be behind bars or gallows instead of public offices. Obasanjo, who spoke while addressing six lawmakers from the House of Representatives, maintained that in choosing good leaders, characters must be considered and questioned. The former president asserted that until leaders changed their mentality, the country would never see the change it desired. “Our main problem is ourselves and until we take care of ourselves, we may have one ter…