India, March 10 -- A US citizen named Sundas 'Sunny' Naqvi was detained for more than 40 hours by the Department of Homeland Security, her family claims. Sunny Naqvi, a 28-year-old woman of South Asian descent, was detained when she returned to the US after travelling abroad.

Her attorney claims that the DHS detained her citing a "curious travel history." Customs and Border Patrol officials dispute these claims, according to an ABC News report.

Sunny Naqvi was born in Evanston, Illinois and raised in the suburbs of Chicago. A US citizen by birth, she travelled overseas for a work trip with five colleagues. Three of her colleagues were Pakistani nationals who held Green Cards, and all were in the US legally.

The group was supposed to fl...