Why are Malawi's Catholic Bishops critical of the government?

Malawi's influential Catholic Bishops have written a letter criticising President Lazarus Chakwera's government. They say the country is worse off now. than it was four years ago.  The government has acknowledged the issues raised by the church.  Also how widespread is the recruitment of child soldiers in Africa?And we hear the second half of the story of the Nigerian student who fled Ukraine two years ago, at the start of the war.