This suggests they may have contracted the virus in Malawi.
In a public address broadcast live on local television station, Kenyan Health Cabinet Secretary Mutahi Kagwe said four people among them a Pakistani national and three Kenyans had tested positive for coronavirus after being quarantined for 14 days.
We understand the two were in Malawi around March.
Malawi Minister of Health, who also chairs the special cabinet committee on COVID-19 Jappie Mhango told us authorities will cross-check this discovery.