Congress Vice President Rahul Gandhi was among a series of politicians including Delhi Chief Minister Arvind Kejriwal, Congress senior Kamal Nath and Derek OBrien from Bengal who traveled this morning to the Haryana village of Ram Kishen Grewal, a former soldier who committed suicide over an insufficient pension. Parties deny that they are mining a tragedy for political leverage, claiming they want to honour an army veteran and force the government to deliver an important policy