News At Seven-Thirty highlights:Wang Guangya outlines three key criteria for the next C.E.;New mortgage scheme offers monthly income to elderly;Voluntary health insurance scheme to be implemented in 2015;Body of missing hiker recovered in Sha Tau Kok;U.S. chairman of the joint chiefs of staff gets an ear full in Beijing;Government’s inflation-linked iBond makes its debut;The Equal Opportunities Commission is threatening to use its powers against the government if it doesn't give ethnic minority students better Chinese language support.