RADICAL Islamist al-Shabaab militants linked to al-Qa'ida and based in Somalia plotted to kill US Secretary of State Hillary Clinton during her trip to Africa last month, it was disclosed yesterday. A planned series of bomb attacks set to take place in Nairobi, the capital of neighbouring Kenya, while Mrs Clinton was there - one in the hotel where she was staying - was foiled at the last minute, media reports, citing senior security officials, said. "Al-Qa'ida wanted to strike at the heart of Nairobi (while Mrs Clinton was here)," the senior security official was quoted as saying, adding that...