HARARE – Zimbabwe’s staple maize harvest is expected to halve to 1.1 million tons in 2024 due to an El Nino-induced drought, Finance Minister Mthuli Ncube said on Wednesday, flagging a huge grain deficit that threatens food security in poor households. The southern African country requires about 1.8 million tons of maize annually for human consumption and projected a 2.3 million ton maize harvest…