Al-Shabaab have been making frequent attacks in Lamu despite the Linda Boni security operation that begun in 2015. More than 30 people have been killed in last four attacks.
Last Thursday, suspected Al-Shabaab terrorists abducted Public Works PS Mariam El Maawy before she was rescued by security personnel.
Five people including the PS’s bodyguard, driver and nephew were killed in the daring 3pm attack that happened at Milihoi just as Coast Regional Coordinator Nelson Marwa addressed a public baraza some 10 kilometres away.
Mr Marwa believes the fresh raids were politically motivated and meant to prevent locals from voting during on August 8.
In Tana River, the Jubilee stalwarts are still celebrating the defection of Governor Hussein Dado and a number of local leaders from Wiper to Jubilee. The leaders are to seek re-election on a Jubilee ticket.
President Kenyatta and Mr Ruto are to address a rally in Garsen.
They will later return to Kilifi for another meeting in Ganze and Mariakani.
The two have made more visits to Kilifi than any other county at the coast.
Kilifi is Coast's most populous county and leads in the number of registered voters.
On Sunday, President Kenyatta and Mr Ruto pleaded with Kilifi residents to vote for them and also reject Governor Amason Kingi who was elected on an ODM ticket.
Mr Kingi, together with Mombasa Governor Hassan Joho, are key Nasa point-men at the Coast.
On Tuesday, the Jubilee leaders are expected to take their campaigns to Kwale and Taita Taveta counties.