KADAPA: The YSRCP has suffered a jolt in its stronghold Pulivendula as two of its municipal councillors switched allegiance to the TDP. However, the defection of two councillors has raised questions about the YSRCP grip on Pulivendula with TDP leaders expressing confidence that this marks the beginning of a significant political shift. On Wednesday, 13th ward councillor Ranganayakulu joined the …