Volcanoes launch $54 million “shakedown” lawsuit against rival owner

Jerry Walker alleges other owners secretly plotted to boot his team from minor leagues

In a growing list of legal actions taken since Major League Baseball discontinued its Minor League relationship with Jerry Walker and his defunct Salem-Keizer Volcanoes, the newest federal litigation comes aimed at a rival team owner who Walker alleges secretly plotted to “destroy” the Salem-Keizer Volcanoes.

According to reporting from The Post and Cour…