Dark horsesBusiness Standard / New Delhi September 11, 2009, 0:04 ISTIt appears that Arun Jaitley may not succeed Rajnath Singh as the next BJP party president. Among the names being tossed around are former union minister Ananthkumar and party vice-president Bal Apte. Both are from the RSS stream and Ananthkumar is an old Advani protégé.