THE DOORS  L.A. Woman: 40th Anniversary Edition  [Elektra/Rhino] Doors keyboardist Ray Manzarek idly runs through the chords of his band’s evocative new number, “Riders on the Storm,” a brooding meditation on the inherent madness of humanity, as drummer John Densmore quietly gets a feel for the groove. As Jim Morrison steps up to the mic to prepare for a take, Manzarek’s pattern triggers an unexpected synapse in the young singer and poet’s...