Chairman of the Board of Administrators for Darjeeling and expelled Gorkha Janmukti Morcha (GJM) leader Binay Tamang on Friday condemned the GJM activists for allegedly chasing West Bengal Bharatiya Janata Party (BJP) President Dilip Ghosh, adding that the BJP has hurt the sentiments of the people of Darjeeling in regard to the Gorkhaland issue.