Info Info Gretta L Knight-Henderson Gretta L Knight-Henderson, Friday, October 22, 2021. Pollock-Randall Funeral Home - Port Huron, MI Gretta L Knight-Henderson Friday, October 22, 2021Gretta Lynn Knight-Henderson, 61, of Detroit, formerly of Port Huron, transitioned Friday, October 22, 2021. She w… Read More at Pollock-Randall Funeral Home — Port Huron Tweet Tweet