What does kumalo find out about his brother john?

Kumalo discovers that his brother John has become a prominent and outspoken figure in Johannesburg, involved in political activism and advocating for the rights of black South Africans. However, he also learns that John is deeply embittered, having turned away from their family's values and the church. Their reunion reveals a rift between them, highlighting John's disillusionment and the impact of societal injustices on their relationship. This encounter underscores the broader themes of family, loss, and the struggle for justice in their changing world.