Former MLB star Rusty Staub suffered a medical emergency on a recent flight home from Ireland, the Mets have announced (via ESPN New York’s Adam Rubin on Twitter). That emergency was a heart attack, Mike Puma of the New York Post tweets. The flight was diverted back to Ireland, and Staub is currently in a hospital there. His prognosis is good. Staub, an outfielder and first baseman also known as “Le Grand Orange,” was a key figure in the early years of both the Expos and Mets. After spending his first several years in the big leagues with the Houston Colt .