Whether a plaintiff's liberty interest in pursuing a specific profession is violated only if he has been completely prevented from working in that field, or whether a deprivation less severe—such as placing a "significant roadblock" in the way of pursuing one's chosen occupation—is enough to show a violation.

Whether the Due Process Clause of the Fourteenth Amendment protects an individual's liberty interest in pursuing a chosen profession when government action substantially impedes, but does not completely prevent, professional employment