Bill Clinton and Tony Blair are among those attending the service
Thousands of people have gathered in Derry for the funeral of Martin McGuinness.
The former IRA commander turned peacemaker & deputy first minister is being laid to rest in the city following requiem mass at St Columba's Church.
Among the dignitaries attending are former US President Bill Clinton, former UK Prime Minister Tony Blair, and DUP leader Arlene Foster.
President Michael D Higgins and Taoiseach Enda Kenny are also in attendance.
Bishop of Derry Donal McKeown is presiding over the service.