Gandhinagar, May 18 (IANS) US President Barack Obama has thanked Gujarat Chief Minister Narendra Modi, who has been denied a US visa after the 2002 communal riots, for a book he sent as a gift, a government spokesman said Wednesday.

 
 The chief minister had sent a book he authored, "Convenient Action: Gujarat Initiatives".
 
 "As our two nations work to address the new and complex challenges facing our world, I am hopeful about what our countries can accomplish together. Again, thank you for the wonderful gift," a letter from Obama read.