The Northern Ireland First Minister said she will co-operate with the PSNI investigation. Michelle O’Neill receives police letter over Drumcree protest Key points and original sources are listed below.

• The Northern Ireland First Minister said she will co-operate with the PSNI investigation.S1

• Michelle O’Neill receives police letter over Drumcree protestS2

• Michelle O’Neill has said she has not received a letter from police probing alleged criminal offences relating to her involvement in a protest against an Orange Order paradeS3