Sudanese security forces have arrested a prominent rebel and an opposition leader, a day after they met the Ethiopian premier, Abiy Ahmed, during his reconciliation mission to Khartoum. The Ethiopian prime minister met representatives of both sides on Friday in a bid to revive talks between Sudan's ruling generals and protest leaders. A military crackdown last week left dozens of people dead in the capital, Khartoum. Among the protest movement delegates Abiy Ahmed met were opposition polit ......