India, April 21 -- In a blow to India's campaign in the Asian Athletics Championships, sprint sensation Hima Das suffered a back muscle spasm during the 400m heat race on the opening day here on Sunday.

The 19-year-old world junior champion and national record holder did not finish the heat number one which was won by Nadeesha Ramanayaka of Sri Lanka.

Deputy chief coach Radhakrishnan Nair said in a statement, "She had spasm at L4 and L5 (two lowest vertebrae in the lumbar spine). The doctor who attended her informed us and he said nothing serious. She will be OK within a day or two. The injury has put Hima's participation in the women's 4x400m relay and mixed 400m relay on the final day in doubt though Nair said it was not a serious injur...