 But sources tell Fox Democratic leaders are coalescing around plans for a mini primary to replace Biden should he change his mind. And that's Fox's Jackie Heinrich at the White House. A longtime Democratic House member who was an outspoken advocate for black Americans for decades has died. Sheila Jackson Lee served Texas's 18th congressional district for nearly three decades. And many will remember Jackson Lee for her focus on a progressive agenda, including social justice, racial issues, LGBTQ rights and immigration.