15:27Radio 4 AppealZambia Orphans AidBBC Radio 4 Duration: 4 minutes Thu 28th Jun 2018, 15:27 on BBC Radio 4 FMAvailable for over a yearListen nowJohn Sergeant makes the Radio 4 Appeal on behalf of Zambia Orphans Aid. Show more GenresFactualFormatsAppealsBrandRadio 4 Appeal Source: BBC Online