In May 2021, long time members of NBMC, Donald and Karen Vundhla, answered the call to the countries of Zimbabwe, Malawi, Zambia and Mozambique with Brethern in Christ US. You can read their biography and offer support on the Brethern in Christ US website: https://bicus.org/missionaries/donald-and-karen-vundhla/
You can also keep up with Donald and Karen on their blog at vundhlavisit.wordpress.com.