2019 elections may not hold pdp chairman warns

It seems like you're referring to a news article or statement made by the Chairman of the People's Democratic Party (PDP) in Nigeria. According to the report, the PDP Chairman has warned that the 2019 elections may not hold if certain conditions are not met.

Can you please provide more context or information about the statement made by the PDP Chairman? What specific conditions did he mention that need to be met for the elections to hold? I'd be happy to help you understand the situation better.