Left wing party members urge Lopez Obrador, Ebrard and Cuauhtemoc Cardenas to nominate Lazaro Cardenas Batel as national leader.

Lazaro Cardenas rejects national PRD leadership.

Leftist Cárdenas still undecided about backing his son Lázaro as party leader.

Left wing party founder's son Lázaro Cárdenas Batel being wooed as party leader nominee.

Leftist member Lázaro Cárdenas Batel admits his party is on the wrong track.