Chennai hospital flies in Dr Richard John Beale, renowned critical care consultant, to monitor Jayalalithaa's health.
The army deployed helicopters to airlift 20 soldiers who had been injured in the pre-dawn attack followed by an hours-long gunfight.
The doctors say some of the knives were folded and some were with exposed blades up to 7 inches long.
Eyewitnesses say attackers wearing military uniforms fired and hand grenades at the crowded market in Kokrajhar.
Maharashtra Chief Minister Devendra Fadnavis says bridge appeared to have collapsed due to torrential monsoon rains and floods.
Rajnath Singh, the Interior Minister of India was due to visit Assam and make an aerial survey on Saturday.
Vehicles wade through a waterlogged highway after heavy rains in the outskirts of New Delhi, India
Indian PM Narendra Modi wants to learn from Malaysia how to mordanise Islamic education system
AN-32 departed from Chennai's Tambaram air base on a routine weekly flight for Air Force personnel.
Hundreds of cows and buffalos were decked with cow bells, ribbons, head covers and the like to be presented at the pageant.
Few people notice the fact that nationalism and anti-nationalism do not have stable meanings
The fireworks display was carried out despite a ban by district magistrate.
The fatwa says the slogan is against "tauheed" (the idea of worshipping one God)), or the "oneness of Allah".
Problems with the scaffolding and negligence probably caused the collapse, local media say.
Unconfirmed media reports said at least 150 people were trapped under the rubble.