Tyka Nelson, a Minneapolis-based singer and Prince's only full sibling, died Monday morning, a rep for Prince's estate confirms to Variety. No cause of death was reported; she was 64.

The “Purple Rain” singer, who died from a fentanyl overdose in 2016, did not have a will. His estate was said to be valued at about $300 million at the time of his death. Read more:For Prince ...