SUKKUR: The Anti-PPP bigwigs from different political parties, including former federal minister and relative of Shaheed Benazir Bhutto, Shahid Husain Bhutto, have joined the newly-formed local alliance “Larkana Awami Ittehad” (LAI) to challenge the PPP in the upcoming LB elections in Larkana and Kambar-Shahdadkot districts.