As many as 107 migrants seeking to enter the US in the border city of Reynosa have been detained.
According to the National Migration Institute, the group comprised of 51 Guatemalans, 47 Hondurans and 9 Salvadorans.
Authorities added that the federal migration officials were currently reviewing the legal status of those detained.
The new government in Mexico has pledged to police and secure its borders as it seeks to reduce tensions with US President Donald Trump over illegal immigration.

US, Iran and mediators make push for 45-day ceasefire
US snatches airman from Iran as Trump, Israel ratchet up pressure
Ships near Italy rescue 32 migrants as 71 remain missing
Nigerian army rescues 31 hostages after church attack
At least 11 killed in Israeli airstrikes in Lebanon