Delhi Police sacks two constables accused of sexually assaulting a young girl and promises a chargesheet in a week; Pakistan's powerful Chief of Army Staff General Ashfaq Kayani has finally announced that he will retire on November 29; Civil Aviation Minister tells NDTV the national carrier must shape up, but denies there are any plans to privatise Air India; Pakistani teenage activist Malala Yousafzai gets an invite from the Queen of England; and more in our news wrap of the day.