The family of missing security expert Mwenda Mbijjiwe is still at a loss regarding his whereabouts, one week after he last communicated with them. The family is still searching for the missing former military man who last communicated with their family while in Thika en route to Meru. So, where is Mbijjiwe? This is a question that the family is trying to find answers for the disappearance is the latest in a series where loved ones have disappeared without a trace. Our reporter Shadrack Mitty looks at some recent cases of disappearances.