New Delhi, May 14 -- Indian automobile sales slid sharply in April 2019, according to latest data from the Society of Indian Automobile Manufacturers (SIAM), over the same month's figure a year ago. Vehicle sales across categories recorded a dip of 15.9% from April 2018. Domestic passenger vehicle sales and two-wheeler sales fell by nearly 17.1% and 16.4% respectively. The gloom is not limited to the automobile sector. Overall industrial activity in the country is in trouble. Factory output, as tracked by the Index of Industrial Production (IIP), contracted for the first time in March-by 0.1%-for the first time in nearly two years....