SpiceJet aircraft grounded after four tail strikes

[safeflying]

ht EXCLUSIVE - Tail-strikes ground SpiceJet aircraft (http://epaper.hindustantimes.com/PUBLICATIONS/HT/HD/2011/08/14/ArticleHtmls/ht-EXCLUSIVE-Tail-strikes-ground-SpiceJet-aircraft-14082011001018.shtml?Mode=1)

[HAWK21M]

Four Tail strikes on one single Aircraft in few yrs is a cause of concern.....What about the other B739ERs in their fleet,any other tail strikes reported,if yes then crew training could be an issue.