Complex sentence: Turtledove was born in Los Angeles, California, he grew up in nearby Gardena, his parents, Romanian immigrants, first settled in Winnipeg, Canada, before making their permanent home on the US West Coast.
Split into simpler sentences: Turtledove was born in Los Angeles, California, growing up in nearby Gardena. His parents, Romanian immigrants, first settled in Winnipeg, Canada, before making their permanent home on the US West Coast.