Responses to the West African Ebola virus epidemic being curated by the Data Science Group of the Thomas J. Watson Research Center. International Mutual Aid is a US-based 501 (c) (3) nonprofit, conducting Ebola treatment, surveillance, contact tracing, and case investigation in Kono District, Sierra Leone, during the epidemic. On 14 August, the Nigerian government said Aliko Dangote had donated $1 million to halt the spread of the Ebola virus outbreak. Facebook founder Mark Zuckerberg and his wife Priscilla Chan have announced a donation of $25 million to the CDC Foundation to fight the Ebola crisis. On 29 October a South African businessman, Patrice Motsepe, donated $1 million
Kano to Lagos routed through Kaduna, while Mallam Aminu Kano International Airport lies nearby. Because Kano is north of the rail junction at Kaduna, it has equal access to the seaports at Lagos and Port Harcourt. The city maintains its economy and business even in the 21st century with it producing the richest black man — Aliko Dangote — whose great grand father Alhassan Dantata was the richest during Nigeria's colonial period. Inconsistent government policies and sporadic electricity supply have hampered industry, so that Kano's economy relies on trade, retail and services. The emergence of large retail outlets starting from early