Shiv Sena (UBT) leader Uddhav Thackeray on Monday asked why PM Narendra Modi is silent on the abuse hurled against him and his family members. "Modi said Congress abused him 91 times. But why are you silent when your people abuse me and my family," Thackeray said, addressing the opposition Maha Vikas Aghadi rally in Mumbai. "Their abusive language shows their culture," he said. "I am asking the RSS: do you accept such an offspring (BJP)," he added. Thackeray referred to the criticism he has faced for aligning with Congress and NCP. "When I go with Congress and NCP, they…