i confrin your find about The Nation having once spelled him Helton Maganga.
Here are the results on The Nation internal search engine:
http://www.nation.co.ke/page/search/DailyNation/-/1148/1148/-/view/asSearch/-/r4tvx4z/-/index.html
Helton Maganga:
http://www.nation.co.ke/Mombasa/-/519978/666878/-/naqvmh/-/index.html
Heltan Maganga:
http://www.nation.co.ke/News/-/1056/857262/-/vq13j4/-/index.html
http://www.nation.co.ke/Mombasa/-/519978/847530/-/ocow6d/-/index.html
http://www.nation.co.ke/News/-/1056/673180/-/uo0vtt/-/index.html
http://www.nation.co.ke/News/-/1056/624060/-/ukxuu7/-/index.html
http://www.nation.co.ke/News/-/1056/612678/-/ukb32e/-/index.html
And I reconfirmed it in my post above #771.