BJP national spokesman Sudhanshu Trivedi on Sunday said central agencies will investigate the alleged virtual participation of a Hamas leader in a protest programme in Kerala against Israel's war with the militant outfit. ​​​Kerala BJP chief K Surendran alleged on Saturday that Hamas leader Khaled Mashal had participated virtually in the protest programme organised by an Islamist group in the southern state. Trivedi said that the Hamas leader addressed a rally virtually in Kerala from where Congress leader Rahul Gandhi is a Lok Sabha member.